Yaskawa Alarm Codes 600 – 999

Yaskawa Alarm Codes 600 – 999

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0600MEDAR STATUS ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in M mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0601MEDAR DIAGNO- SIS ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0602MEDAR VERSION ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0603MEDAR REVISION ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0604MEDAR MODE CHANGE ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0605MEDAR SCHED- ULE TRANSMIT ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0606MEDAR ERROR 1  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0607MEDAR ERROR 2  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0608MEDAR WELDER TYPE MISMATCH  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0609MEDAR PARAME- TER ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0610MEDAR STEPPER TRANSMIT ERROR  MADER timer errorRefer to the instruction manual for the MEDAR function.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0700VERIFY ERROR (EX IO ALLOC FILE)   (1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then set the IO module.
    Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YIF01 board failureIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0710LADDER INITIAL- IZE ERROR  Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0720LADDER PRO- GRAM ERROR1An error was found in the relay No. specifi- cation.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  2An error was found in the register No. spec- ification.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  3An incorrect instruc- tion was set.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  4Output register is used redundantly.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  5Output relay is used redundantly.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  6Unconnected relay exists.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  7The STR instructions are overused.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  8The AND-STR in- structions are over- used.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  9A syntax error was found in the CNT in- struction.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  10The head of the block starts with an instruc- tion other than the STR instruction.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  11Excessive machine codesData error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  12The last instruction is not the END instruc- tion.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  13An error was found in the PART instruction.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  14An error was found in the GOUT instruction.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  15The No. of operand is incorrect.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  16The constant value is incorrect.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  17The step capacity ex- ceeds the memory capacity.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  18The number of opera- tion instructions ex- ceed the permissible value.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  19A syntax error was found in the CNT in- struction or TMR in- struction.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  20A syntax error was found in the JMP-LA- BEL instructions.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  21The label of JMP des- tination does not ex- ist.Data error(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, initialize the appropriate data in MAINTENANCE mode, and then load the data saved in the exter- nal memory device.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0730COMMUNICATION ERROR
(SKS-SERIAL)
0Welder power serial I/ F task cannot be cre- ated.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  1Incorrect values are set for the communi- cation frame number with the welder pow- er.Setting error(1)Check the following setting.
∙The number of communication frames for Welder power serial communication (RS262)
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  2Incorrect values are set for the number of the sending bytes per frame with the welder power.Setting error(1)Check the following setting.
∙The number of the sending bytes for Welder power serial com- munication (RS262)
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  3Incorrect values are set for the number of the receiving bytes per frame with the welder power.Setting error(1)Check the following setting.
∙The number of the receiving bytes for Welder power serial com- munication (RS262)
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  10The binary sema- phore to start up event for Welder pow- er serial I/F task can- not be created.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  11The event resource for Welder power seri- al I/F task cannot be createdYCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.  Replace the YCP21 board, and then remove the CF from the failure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  12The completion notifi- cation mail of Welder power serial I/F task cannot be created.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  13Welder power serial I/ F task cannot be cre- ated.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0770SAFETY FIELDBUS SET ERR(YCP21)1Safety slave and standard master are used simultaneously in one channel of the DeviceNet board.Setting error(1) Check the following settings.
·Select {SYSTEM} – {SETUP} – {OPTION BOARD} settings in MAINTENANCE mode. Display the slot (channel) that is config- ured with DeviceNet Safety, set to slave mode.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  2Board that can not be used with DeviceNet Safety is set.Setting error(1) Check the following settings.
· Insert the SST-DN4-PCU board to the PCI slot to be used in the DeviceNet Safety. Select {SYSTEM} – {SETUP} – {OPTION BOARD]} settings in MAINTENANCE mode, set the DeviceNet Safety.
    SST-DN4-PCU board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the SST-DN4-PCU board. Save the CMOS.BIN before replace the board to be safe.
Replace the SST-DN4-PCU board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0771SAFETY FIELDBUS SYS ERR(YCP21)10000The error was detect- ed by the safety field- bus proccess (YCP21). SUB Code
shows the error part ofsoftware.
SST-DN4-PCU board failureIn the case of DeviceNet Safety, please check the following.
(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the SST-DN4-PCU board. Save the CMOS.BIN before replace the board to be safe.
Replace the SST-DN4-PCU board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then insert the CF card which in- serted original YCP21 board into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0772DeviceNet Safety RESET REQUEST Safety reset request was received from the safety PLC in commu- nication.Operation failureTurn the power OFF then back ON.
0790MEMORY BAT- TERY WEAK The YIF01 battery is exhausted.Connection failure(1) Check if the battery is correctly connected to CN110/BAT on the YIF01 board.
    Battery failure(1) Refer to Chapter “Replacing the Battery” in robot controller Maintenance manual (E1102000152XX01* or higher) and replace the battery.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0800FILE BACKUP ER- ROR (YCP21 CF) The management area (FAT) of Com- pact Flash in YCP21 board is damaged.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0801FILE LOAD ERROR (YCP21 CF)  YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  3000PANELBOX.LOG file
broken
DATA failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, select the following menu.
∙{SYSTEM} – {DATA REBUILD}
    Compact Flash failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the Compact Flash. Save the CMOS.BIN before replace the board to be safe.
Replace the Compact Flash, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0802FILE I/O ERROR (YCP21 CF)  YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0803FILE ERROR An error occurred during the parameter of Manipulator Model (mecha.rom) loading.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0804DATA ACCESS ER- ROR(VARIABLE AREA)  otherSelect the following menu in MAINTENANCE mode and execute
{DATA REBUILD} operation.
·{SYSTEM} – {DATA REBUILD}
Even if you perform the above operation, the variable data won’t be deleted.
0810TOYOPUC ALLOC DEF ERROR1An error was found in the input/output direc- tion data of allocation configuration.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  3In the output side set- ting of allocation con- figuration data, the specified
R-register start No. for the TOYOPUC ex- ceeds the R-register limit.
Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  4In the output side set- ting of allocation con- figuration data, the set number to use the input side R-register of the TOYOPUC ex- ceeds the R-register limit.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  5In the output side set- ting of allocation con- figuration data, the set number to use the M-register of concur- rent I/O exceeds the M-register limit.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  8An error was found in the type set for output direction of allocation configuration data.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  9An error was found in the type set for input direction of allocation configuration data.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  10An error was found in the type specified for system data of alloca- tion configuration da- ta.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  12An error was found in the specified number of registers which are used by the system data “CURR.POS.
(PULSE)” of alloca- tion configuration.
Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  14An error was found in the specified number of registers which are used by the system data “CURR.POS.
(XYZ)” of allocation configuration.
Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  16An error was found in the specified number of registers which are used by the system data “WELDING IN-
FO.” of allocation configuration.
Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  18An error was found in the specified number of registers which are used by the system data “TASK INFO.” of allocation configura- tion.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  20An error was found in the specified number of registers which are used by the system data “EXECUTE PROGRAM INFO.” of
allocation configura- tion.
Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  22An error was found in the specified number of registers which are used by the system data “INST. MES-
SAGE” of allocation configuration.
Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  23An error was found in the specified number of registers for “Alarm/Error/Mes- sage” in the system data of Allocation set- ting information.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  30In the input side set- ting of allocation con- figuration data, the specified R-register start No. for the TOYOPUC exceeds the R-register limit.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  31In the input side set- ting of allocation con- figuration data, the set number to use the input side R-register of the TOYOPUC ex- ceeds the R-register limit.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  32In the input side set- ting of allocation con- figuration data, the set number to use the M-register of concur- rent I/O exceeds the M-register limit.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  34An error was found in the specified number of registers which are used by the system data “standard time setting data” of allo- cation configuration.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  41In the output side set- ting of allocation con- figuration data, some of the TOYOPUC’s R- registers are speci- fied redundantly.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  42In the output side set- ting of allocation con- figuration data, some of the M-registers of concurrent I/O are specified redundantly.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  44In the input side set- ting of allocation con- figuration data, some of the TOYOPUC’s R- registers are speci- fied redundantly.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  45In the input side set- ting of allocation con- figuration data, some of the M-registers of concurrent I/O are specified redundantly.Setting error(1) Check the following settings.
∙Allocation configuration for the TOYOPUC
    Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙The PCI connector of the TOYOPUC board
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0831FORCE SENSOR COMMUNICATION ERROR1000+channel×100
+factor:
0 send complete error
1 receive time out
2 receive break letter
3 framing error
4 parity error
5 over run error
6 receive length error
7 no STX control let- ter
8 no ETB control let- ter
9 BCC error
10 sequence number error
11 sensor detection error
Hardware failure(1) After checking the following two terms, turn the power OFF then back ON.
·the connection status
·the sensor type
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0900WATCHDOG TIM- ER ERROR(YIF01
board)
 A Watchdog timeout was detected in the YIF01 board.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0901WATCHDOG TIM- ER ER- ROR(YCP02#1) A Watchdog timeout was detected in the YCP02 #1 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0902WATCHDOG TIM- ER ER- ROR(YCP02#2) A Watchdog timeout was detected in the YCP02 #2 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0903WATCHDOG TIM- ER ER- ROR(YCP02#3) A Watchdog timeout was detected in the YCP02 #3 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0904WATCHDOG TIM- ER ER- ROR(YCP02#4) A Watchdog timeout was detected in the YCP02 #4 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0905WATCHDOG TIM- ER ER- ROR(YCP02#5) A Watchdog timeout was detected in the YCP02 #5 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0906WATCHDOG TIM- ER ER- ROR(YCP02#6) A Watchdog timeout was detected in the YCP02 #6 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0907WATCHDOG TIM- ER ER- ROR(YCP02#7) A Watchdog timeout was detected in the YCP02 #7 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0908WATCHDOG TIM- ER ER- ROR(YCP02#8) A Watchdog timeout was detected in the YCP02 #8 board.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0909WATCHDOG TIM- ER ERROR(SF21)0A Watchdog timeout was detected in the YSF21 board.YSF21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YSF21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  1 YSF21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YSF21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0910CPU ERROR (YCP21)1An error was detected in the CPU.YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    Software operation error occurredIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0911CPU ERROR (YCP02#1) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0912CPU ERROR (YCP02#2) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0913CPU ERROR (YCP02#3) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0914CPU ERROR (YCP02#4) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0915CPU ERROR (YCP02#5) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0916CPU ERROR (YCP02#6) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0917CPU ERROR (YCP02#7) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0918CPU ERROR (YCP02#8) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0919CPU ERROR(SF21)0 YSF21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YSF21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  1 YSF21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YSF21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0931CPU HANG UP ER- ROR(YCP02#1) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0932CPU HANG UP ER- ROR(YCP02#2) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0933CPU HANG UP ER- ROR(YCP02#3) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0934CPU HANG UP ER- ROR(YCP02#4) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0935CPU HANG UP ER- ROR(YCP02#5) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0936CPU HANG UP ER- ROR(YCP02#6) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0937CPU HANG UP ER- ROR(YCP02#7) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0938CPU HANG UP ER- ROR(YCP02#8) An error was detected in the CPU.Setting error(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    Software operation error occurred(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0940WATCHDOG TIM- ER ERROR(EA- XA#1) A Watchdog timeout was detected in the EAXA#1 board.EAXA21 board failure(1) Check the following settings.
∙Optional board in MAINTENANCE mode
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0941WATCHDOG TIM- ER ERROR(EA- XA#2) A Watchdog timeout was detected in the EAXA#2 board.EAXA21 board failure(1) Check the following settings.
∙Optional board in MAINTENANCE mode
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0942WATCHDOG TIM- ER ERROR(EA- XA#3) A Watchdog timeout was detected in the EAXA#3 board.EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0943WATCHDOG TIM- ER ERROR(EA- XA#4) A Watchdog timeout was detected in the EAXA#4 board.EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0944WATCHDOG TIM- ER ERROR(EA- XA#5) A Watchdog timeout was detected in the EAXA#5 board.EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0945WATCHDOG TIM- ER ERROR(EA- XA#6) A Watchdog timeout was detected in the EAXA#6 board.EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0946WATCHDOG TIM- ER ERROR(EA- XA#7) A Watchdog timeout was detected in the EAXA#7 board.EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0947WATCHDOG TIM- ER ERROR(EA- XA#8) A Watchdog timeout was detected in the EAXA#8 board.EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0950CPU ERROR (EA- XA#1) An error was detected in the CPU of servo board #1.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    other(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).
0951CPU ERROR (EA- XA#2) An error was detected in the CPU of servo board #2.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0952CPU ERROR (EA- XA#3) An error was detected in the CPU of servo board #3.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0953CPU ERROR (EA- XA#4) An error was detected in the CPU of servo board #4.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0954CPU ERROR (EA- XA#5) An error was detected in the CPU of servo board #5.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0955CPU ERROR (EA- XA#6) An error was detected in the CPU of servo board #6.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0956CPU ERROR (EA- XA#7) An error was detected in the CPU of servo board #7.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0957CPU ERROR EA- XA#8) An error was detected in the CPU of servo board #8.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of EAXA21 board CN509
∙The cable of EAXA21 board connector CN515/516
∙The PCI connector of the YIF01 board
∙The cable of YIF01 board connector CN113
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replace the board to be safe.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0970CPU ERROR (YSF25#1)0An error was detected in the CPU of func- tional safety board #1 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #1 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0971CPU ERROR (YSF25#2)0An error was detected in the CPU of func- tional safety board #2 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #2 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0972CPU ERROR (YSF25#3)0An error was detected in the CPU of func- tional safety board #3 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #3 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0973CPU ERROR (YSF25#4)0An error was detected in the CPU of  func- tional safety board #4 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #4 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0974CPU ERROR (YSF25#5)0An error was detected in the CPU of func- tional safety board #5 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #5 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0975CPU ERROR (YSF25#6)0An error was detected in the CPU of func- tional safety board #6 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #6 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0976CPU ERROR (YSF25#7)0An error was detected in the CPU of func- tional safety board #7 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #7 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0977CPU ERROR (YSF25#8)0An error was detected in the CPU of func- tional safety board #8 (CPU1).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  1An error was detected in the CPU of func- tional safety board #8 (CPU2).Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following connector.
∙CN509 cable of EAXA21 board
∙The cable of EAXA21 board connector CN515/516
∙CNBX connector of EAXA21board and the YSF25 board
∙The PCI connector of YIF01board
∙The cable of YIF01 board connector CN113
    YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0980WATCHDOG TIM- ER ERROR (YSF25#1) A Watchdog timeout was detected in the functional safety board #1.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0981WATCHDOG TIM- ER ER- ROR(YSF25#2) A Watchdog timeout was detected in the functional safety board #2.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board.
Save the CMOS.BIN before replace the board to be safe. Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0982WATCHDOG TIM- ER ER- ROR(YSF25#3) A Watchdog timeout was detected in the functional safety board #3.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0983WATCHDOG TIM- ER ER- ROR(YSF25#4) A Watchdog timeout was detected in the functional safety board #4.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0984WATCHDOG TIM- ER ER- ROR(YSF25#5) A Watchdog timeout was detected in the functional safety board #5.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0985WATCHDOG TIM- ER ER- ROR(YSF25#6) A Watchdog timeout was detected in the functional safety board #6.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0986WATCHDOG TIM- ER ER- ROR(YSF25#7) A Watchdog timeout was detected in the functional safety board #7.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0987WATCHDOG TIM- ER ER- ROR(YSF25#8) A Watchdog timeout was detected in the functional safety board #8.YSF25 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YSF25 board. Save the CMOS.BIN before replace the board to be safe.
    EAXA21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙EAXA21 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
0990SYSTEM ERROR (YCP21)1YCP21board detect the Controller power off signal (Power lost signal) of YIF01 board when the control pow- er turned ON. This alarm may occur, when the control pow- er turned OFF before an online screen is displayed by a pro- gramming pendant,Execute condition failureTurn the power OFF after the online window appears on the pro- gramming pendant.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  2YCP21board detect the WATCHDOG TIMER ERROR of
YIF01 board when the control power turned ON.
YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  3YCP21board detect the Servo IF Initialize error of YIF01 board when the control pow- er turned ON.YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  4YCP21board detect the IO IF Initialize er- ror of YIF01 board when the control pow- er turned ON.YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  5Processing time error of the IO processingYIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  6Processing time error of the SV communica- tion,YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
  7It was detected that AC power supply be- came less than the specified voltage.Connection failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and insertion of the following cables and connectors.
∙The cable of YPS unit connector CN158/159
∙The CN5 connector of the YBB21 back board.
∙Cable replace between the YPS unit and the YBB21 back board.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  3xxxYCP21board detect the Servo IF Initialize error of YIF01 board when the control pow- er turned ON.
The last three digits indicate an internal error code.
YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
  4xxxYCP21board detect the IO IF Initialize er- ror of YIF01 board when the control pow- er turned ON.
The last three digits indicate an internal error code.
YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YPS unit failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YPS unit.
Save the CMOS.BIN before replace the board to be safe.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0991SYSTEM ERROR (YCP02#1)1An error was detected in the CPU of the op- tional YCP02 #1.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0992SYSTEM ERROR (YCP02#2)1An error was detected in the CPU of the op- tional YCP02 #2.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0993SYSTEM ERROR (YCP02#3)1An error was detected in the CPU of the op- tional YCP02 #3.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0994SYSTEM ERROR (YCP02#4)1An error was detected in the CPU of the op- tional YCP02 #4.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0995SYSTEM ERROR (YCP02#5)1An error was detected in the CPU of the op- tional YCP02 #5.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0996SYSTEM ERROR (YCP02#6)1An error was detected in the CPU of the op- tional YCP02 #6.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0997SYSTEM ERROR (YCP02#7)1An error was detected in the CPU of the op- tional YCP02 #7.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0998SYSTEM ERROR (YCP02#8)1An error was detected in the CPU of the op- tional YCP02 #8.YCP02 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the following board. Save the CMOS.BIN before replace the board to be safe.
∙YCP02 board
Alarm No.Alarm NameSUB-
Code
MeaningCauseRemedy
    YCP21 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YCP21 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YCP21 board, and then remove the CF from the fail- ure YCP21 board to insert it into the new YCP21 board.
    YIF01 board failure(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YIF01 board. Save the CMOS.BIN before replace the board to be safe.
Replace the YIF01 board, and then load the CMOS.BIN saved before alarm occurred.
    otherIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).
0999NMI ERROR  Software operation error occurredIf the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).