Yaskawa Alarm Codes 4100 – 4199

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4102

SYSTEM DATA HAS BEEN CHANGED

System data changed

(1) Reset the alarm.
(2)Turn the power OFF then back ON before turning ON the SER- VO power supply.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4103

PARALLEL START INSTRUCTION ER- ROR

Sub task being exe- cuted:
Although a JOB is be- ing executed by in- structed sub task, an attempt was made to execute another JOB by the sub task.

Setting error

(1) Reset the alarm.
(2)Check if other JOB has been already executed in the same task which is used in the PSTART. If same task need to be exe- cuted in series, add PWAIT to confirm if the previous task end.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

Group axis being used:
The JOB operated by another sub task uses the same group axis.

Setting error

(1) Reset the alarm.
(2)Check if the control group of the JOB which is used in the PSTART has been already executed in other task. If the same group need to be executed in series, add PWAIT to confirm if the other task end.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Multiple start of same JOB:
The JOB that was tried to be started was executed by another sub task.

Setting error

(1) Reset the alarm.
(2)Check if the JOB which is used in the PSTART has been al- ready executed in other task. If the same JOB need to be execut- ed in series, add PWAIT to confirm if the other task end.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Unregistered master JOB:
Although the master JOB was not regis- tered, an attempt was made to execute PSTART SUB (JOB
name omitted).

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The master JOB of the subtask is registered

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

Synchronization in- struction error: When restarted by PSTART, synchroni-
zation instruction sta- tus of the sub task under interruption was different from the status to restart.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The JOB to be started
∙The execution timing for start command

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Stopped by an alarm: An attempt was made to start the sub task which is stopped by an alarm.

Setting error

(1) Check the following settings.
∙Alarm occurrence status

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Synchronization task specification of SYNC instruction omit error

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙Synchronization task specification of SYNC instruction

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The task is specified by synchronization task of SYNC instruc- tion.

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙Synchronization task specification of SYNC instruction
It is not possible to set the same task to the SYNC as the sub task of PSTART instruction.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

I/O jog being execut- ed

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙I/O jog executing status
Complete the I/O jog execution, and then restart.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Separate group axis being used

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙I/O jog executing status
Complete the I/O jog executing status, and then restart.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The SERVO power supply is OFF.

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙SERVO power
Turn ON SERVO power.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Twin synchronous task ID error

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙Twin synchronous task specification of SYNC instruction

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

PSTART instruction is the old specification.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The specifications of PSTART instruction
Register the PSTART instruction as new specification.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

PWAIT instruction is the old specification.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The specifications of PWAIT instruction
Register the PWAIT instruction as new specification.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Sub task to be set PSTART has been al- ready executed.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The subtask is completed by the PWAIT instruction.
∙The execution timing for start command

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

An attempt was made to start up the control group where IO speed control is acti- vated by a JOB.

Setting error

(1) Reset the alarm.(2) Check the status of IOSPDCTRL opera- tion setting. The control group of which setting status is “VALID” cannot be started up by a JOB.
(3) Modify the JOB so as not to start up the control group in which IO speed control is activated.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4104

WRONG EXECU- TION OF LOAD INST

Sub Code1 to 245: Signifies the data transmission error.

Setting error

* Refer to the instruction manual for Data Transmission Function for details.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4105

WRONG EXECU- TION OF SAVE INST

Sub Code1 to 245: Signifies the data transmission error.

Setting error

* Refer to the instruction manual for Data Transmission Function for details.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4106

WRONG EXECU- TION OF DELETE INST

Sub Code1 to 245: Signifies the data transmission error.

Setting error

* Refer to the instruction manual for Data Transmission Function for details.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4107

OUT OF RANGE (ABSO DATA)

Sub Code: Signifies the axis in which the alarm occurred

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Move the manipulator or station to the zero position by the axis operation and check the home position alignment marks (the ar- row).

Blown fuse

If AL1962 “EAXA21 board failure” occurred simultaneously with this alarm,
Replace the fuse(F1) in the EAXA21 board.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4109

DC 24V POWER SUPPLY FAILURE (I/O)

0000_0000_0000_00
01: Detector circuit er- ror.
0000_0000_0000_00
10: Fuse blown (YIO board) 0000_0000_0000_00
11: External 24V pow- er supply error.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
Check the insertion and connection of the followings.
∙CN303 of YIO board
∙Fuse (blown) of YIO board
∙The communications cable for the I/O module

Voltage error

(1) Reset the alarm.
(2) If the alarm occurs again, Check the 24V external power sup- ply. If abnormal, replace the 24V external power supply.

YIO board failure

(1) Reset the alarm.
(2) If the alarm occurs again, replace the YIO board. Save the CMOS.BIN before replacing the board to be safe.

Short circuit or ground fault

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
Check the insertion, connection, Short circuit or ground fault of the followings.
∙YFC22-CN219(81,82,92,93 : +24V2U3)
∙YFC22-CN219(83,84,94,95 : 024V2)
∙YIO-CN306,CN307,CN308,CN309

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4110

SHOCK SENSOR ACTION

Shock sensor activat- ed

Shock sensor is activated. Select “OVERRUN&SHOCK SEN- SOR” under sub menu “ROBOT” to reset the sensor. After that, perform avoidance movement by jog operation.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection of the fuse of YSF22 board and then turn the power ON again.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·YSF22 board-CN214, CN215
·EAXA21 board CN512

YSF22 board failure

(1) Reset the alarm.
(2) If the alarm occurs again, replace the YSF22 board. Save the CMOS.BIN before replacing the board to be safe.

EAXA21 board failure

(1) Reset the alarm.
(2) If the alarm occurs again, replace the EAXA21 board. Save the CMOS.BIN before replacing the board to be safe.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4112

DATA SENDING ERROR

Retry over of NAK

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Retry over for timeout in timer A

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

Retry over for mutual response error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4113

DATA RECEIVING ERROR

Reception timeout (timer A)

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Reception timeout (timer B)

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Heading length is too short.

Setting error

(1) Reset the alarm.
(2) If the alarm occurs again, send EOT code to release the data link and then check that the sending side data is correctly set.
(3)Check that the communication setting is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Heading length is too long.

Setting error

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

The header No. error

Setting error

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The text length ex- ceeded 256 charac- ters.

Setting error

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Illegal data received

Setting error

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4114

TRANSMISSION HARDWARE ER- ROR

Overrun error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Parity error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Framing error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Transmission timeout (timer A)

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Transmission timeout (timer B)

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4115

TRANSMISSION SYSTEM BLOCK

Received EOT while waiting ACK.

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Received EOT while waiting ENQ.

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Received EOT before last block reception.

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Received codes other than EOT after last block reception.

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4116

TRANSMISSION SYSTEM ERROR

Transmission data contents error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

100

Trans error or proto- col error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4117

BRAKE POWER ERROR

The EAXA21 / EAXB21 board # 1generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 2 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 3 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 4 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 5 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 6generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 7generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

The EAXA21 / EAXB21 board # 8generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection if there is a ground fault or short circuit.

Fuse failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the brake connection and then replace the fuse.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4118

FAN CIRCUIT PRO- TECTOR TRIPPED

The EAXA21 / EAXB21 board # 1generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 2 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 3 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 4 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 5 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 6 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

The EAXA21 / EAXB21 board # 7 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 8 generates an alarm.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check fan power line if there is a ground fault or short circuit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙(After cancellation of the short-circuit and ground fault) Turn ON the circuit protector.

Cooling fan failure

(1) Reset the alarm.
(2)Replace the in-panel cooling fan.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4119

FAN ERROR
(IN CONTROL BOX)

Sub Code 1 to 4: Sig- nifies the YSF21 board No. in which the alarm occurred

Cooling fan failure

Replace the YPS21 unit.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4121

COOLING FAN1 ERROR

Sub Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Cooling fan failure

(1) Reset the alarm.
(2)Replace the cooling fan of manipulator.
Check the wiring from a manipulator to a servo board.
* Move the manipulator to the safe position in the teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4122

COOLING FAN2 ERROR

Sub Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Cooling fan failure

(1) Reset the alarm.
(2)Replace the cooling fan of manipulator.
Check the wiring from a manipulator to a servo board.
* Move the manipulator to the safe position in the teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4123

COOLING FAN3 ERROR

Sub Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Cooling fan failure

Replace the cooling fan of manipulator.
Check the wiring from a manipulator to a servo board.
* Move the manipulator to the safe position in the teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4124

WRONG EXECU- TION OF VISION INST

The specified file number is incorrect.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙File No.
Specify the correct file number.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The specified file set value is incorrect.

Setting error

(1) Check the following settings.
∙File set value Specify the set value.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Calibration could not be executed.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The robot coordinate data or the pixel coordinate data used for the calibration
∙The user variable number in the calibration file
Set the robot coordinate data and the pixel coordinate data used for the calibration to the user variable.
Correctly set the user variable number in the calibration file.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The communication port for the vision sys- tem could not be ini- tialized.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The Parameter for vision communication port.
(3)Set the correct parameters for the communication port.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Time-out occurred during data transmis- sion.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The communication setting of vision system

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection of the following cables.
∙Cable between vision system and DX200 system

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Time-out occurred during data reception.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The communication setting of vision system

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection of the following cables.
∙Cable between vision system and DX200 system

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The data received from the vision sys- tem is incorrect.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The communication setting of vision system
∙The detection setting of vision system

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection of the following cables.
∙Cable between vision system and DX200 system

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The pixel coordinates value was not able to be converted into the robot coordinates.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The communication setting of vision system
∙Calibration file for use

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Failed to read or write the position type vari- able (P variable).

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Usage status of the specified position type variable
Don’t use the specified positional type variable at the same time in other JOBs.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Use memory is lack- ing and the area could not be obtained.

Software operation error occurred

(1) Reset the alarm, and then try again.
(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).

The setting value of measurement item (FT) is incorrect.

Setting error

(1) Reset the alarm.
(2)Correct the setting value of a measurement item.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The data for the vision execution command is incorrect.

Software operation error occurred

The number of wait- ing commands sent by Vision sensor ex- ceeded the limit.

Software operation error occurred

(1) Reset the alarm, and then try again.
(2)Check the command sent by Vision sensor
(3) If the alarm occurs again, save the CMOS.BIN in MAINTE- NANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

4125

TRANS ERROR
(WELD PULSE COND)

File access error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

File data error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or file data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Calibration execution error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

YCP21 port initialize error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or YCP21 port is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Time-out occurred during data transmis- sion.

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

Time-out occurred during data reception.

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Receive data error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the communication setting and communication wiring is correct.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Coordinate conver- sion error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Position type variable access error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Failed to store the ar- ea.

Software operation error occurred

Measurement item setting error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Tag setting error

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Wait status table FULL

Communication error

(1) Reset the alarm.
(2) If the alarm occurs again, check the setting of communication or transmission side data is correctly set.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4126

CANNOT EXE- CUTE AUTO PMT

System error

Software operation error occurred

PBOX cannot be edit- ed.

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙I/O status of the edit prohibit signal The edit prohibit signal cannot input.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The source JOB can- not be edited.

Setting error

(1) Reset the alarm.
(2)Check the following setting.
∙The prohibit status of source JOB
If the source JOB is protected from editing, it cannot be edited.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The converted JOB cannot be edited.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The prohibit status of converted JOB
If the converted JOB is protected from editing, it cannot be edited.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The memory area for JOB area is insuffi- cient.

Software operation error occurred

(1) Reset the alarm.
(2)If the error occurs again, delete unused JOBs.
(3)If the error occurs again after the previous measures were ex- ecuted, initialize the JOB file in the MAINTENANCE mode, and then load the saved JOB file. In that case, delete the unused JOBs.
(4)If the error occurs again though the previous measures were executed, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).

The source JOB is not exist.

Setting error

(1) Check the following settings.
∙Presence of the specified source JOB
The JOB which does not exist cannot be set to the source JOB.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

The memory area for position data of the JOB is insufficient.

Software operation error occurred

(1) Reset the alarm.
(2)when the error occurs again, if there is an unnecessary teach- ing position, delete it.
(3)If the error occurs again after the previous measures were ex- ecuted, initialize the JOB file in the MAINTENANCE mode, and then load the saved JOB file. In that case, delete the unused JOBs.
(4)If the error occurs again though the previous measures were executed, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about occurrence status (operating procedure).

The JOB under exe- cution is specified as the conversion JOB.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Execution status of the source JOB
∙Execution status of the converted JOB
The JOB under execution is specified for the source / converted JOB. Execute conversion operation after ending the JOB execu- tion.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4127

U-AXIS TIMING BELT BLOWN

Sub Code: XY X: Servo board (SV#X)
Y: Power-ON unit (TU#Y)

Belt blown

(1) Reset the alarm.
(2)Replace the timing belt of the manipulator.
Check the connection between manipulator and servo board.
* Move the manipulator to safety place in teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4128

ARC MONITOR ER- ROR

Monitor ON was exe- cuted in Monitor ON.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Arc monitor ON status
Arc monitor ON cannot be executed during arc monitor ON.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Analog CH specifica- tion or register specifi- cation is not exist.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Analog CH specification
∙Register specification
Analog CH specification or register specification is required.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The number of sam- plings exceeds the set value.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The number of samplings
The number of sampling is too much. Confirm the monitor ON/ OFF status.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4129

TWIN DRIVE OUT OF RANGE (START)

Sub Code: Corre- sponding master- axes and slave-axes are displayed by the bit.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Pulse error of the master-axes and the slave-axes
Switch to independent movement mode so that the pulse error of the master-axes and the slave-axes is settled within allowable range.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4130

NETWORK APPLI- CATION PROCESS ERROR

An error occurred when the notification of the APP task re-ini- tialization was pro- cessed in the Ethernet function.

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).

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 inserted original YCP21 board into the new YCP21 board.

An error occurred when the re-initializa- tion response was re- ceived in the Ethernet function.

Software operation error occurred

YCP21 board failure

The incomplete task of re-initialization was unsuccessfully com- pleted in the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

An error occurred when the semaphore for re-initialization was received in the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred when the re-initializa- tion mail was sent in the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the exclusive process of the storage area control table of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Time-out occurred in the re-initialization re- sponse receiving pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the re-initialization re- sponse receiving pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

Receiving data size error occurred in the re-initialization re- sponse receiving pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

An error occurred in the Web server task mail receiving pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the FTP server task mail receiving pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the FTP client task mail receiving pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Illegal e-mail data were received in the Web server task of the Ethernet function.

Software operation error occurred

YCP21 board failure

Illegal e-mail data were received in the FTP server task of the Ethernet function.

Software operation error occurred

YCP21 board failure

Illegal e-mail data were received in the FTP client task of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the data size written to PCI of the Ethernet function.

Software operation error occurred

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

YCP21 board failure

An error occurred when the request to write PCI data was re- ceived in the Ethernet function.

Software operation error occurred

YCP21 board failure

The request of the un- defined transmission was received in the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the transmission re- quest of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

The transmission re- quest without data was received in the Ethernet function.

Software operation error occurred

YCP21 board failure

The transmission re- quest of illegal data length was received in the Ethernet func- tion.

Software operation error occurred

YCP21 board failure

Illegal mail data ware received in the DNS task of the Ethernet function.

Software operation error occurred

YCP21 board failure

Illegal mail data was transmitted in the DNS task of the Ethernet function.

Software operation error occurred

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

YCP21 board failure

100

An error occurred in storing process of memory which is used in the Ethernet function.

Software operation error occurred

YCP21 board failure

101

An error occurred in the buffer for request to write PCI getting process of the Ether- net function.

Software operation error occurred

YCP21 board failure

200

The socket of the Ethernet function was full and was not able to create a socket.

Software operation error occurred

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

YCP21 board failure

201

An error occurred in the semaphore of socket control table of the Ethernet function.

Software operation error occurred

YCP21 board failure

4131

UDP PROCESS ERROR

An error occurred in the creation of receiv- ing socket during the UDP process of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the creation of trans- mission socket during the UDP process of the Ethernet function.

Software operation error occurred

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

YCP21 board failure

Illegal data were re- ceived in the UDP process of the Ether- net function.

Software operation error occurred

YCP21 board failure

Transmission error occurred in the UDP process of the Ether- net function.

Software operation error occurred

YCP21 board failure

The SELECT opera- tion was not success- fully completed in the UDP process of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

100

The re-initialization notification of illegal data length was re- ceived in the UDP process of the Ether- net function.

Software operation error occurred

YCP21 board failure

101

The re-initialization notification of illegal data was received in the UDP process of the Ethernet function.

Software operation error occurred

YCP21 board failure

102

The PCI write process was not successfully completed in the UDP process of the Ether- net function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

103

The transmission re- quest of illegal data length was received in the UDP process of the Ethernet function.

Software operation error occurred

YCP21 board failure

104

The transmission re- quest of illegal data was received in the UDP process of the Ethernet function.

Software operation error occurred

YCP21 board failure

4132

TCP PROCESS ER- ROR

The socket table was not successfully cre- ated in the TCP pro- cess of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

An error occurred in the process of the TCP server initializa- tion of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in connection detecting process of TCP serv- er of the Ethernet function.

Software operation error occurred

YCP21 board failure

An error occurred in the connection detec- tion checking process of TCP server of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

4134

COOLING FAN SET ABNORMAL

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Confirm parameter SVS and S2C for the cooling fan.
∙Open the front panel to refer to the parameter list on the back.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4135

TOYOPUC RUN STOP

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Use the PCwin, etc. to run the TOYOPUC.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4136

TOYOPUC MAJOR ERROR

The PCI bus state of the TOYOPUC turns to “ER”.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙OFF/ON status of the remote
∙OFF/ON status of the power supply
Turn OFF and back ON the remote or power supply.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4137

WRONG EXECU- TION OF SETUALM INST

Alarm code specifica- tion error

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Alarm code
Specify the alarm in the range 8000 to 8999.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Task specification er- ror

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Task specification
Specify the task in the range 0 to 15.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Motion mode specifi- cation error

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙Motion mode specification Set the motion mode to 0 or 1.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Alarm number error

Software operation error occurred

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4138

WRONG EXECU- TION OF SVON INST

Connection failure

(1) Reset the alarm.
(2)Check the following settings.
∙Short-circuit the external servo ON (EXSVON) of MXT terminal block.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The concurrent I/O signal #80031 (servo ON condition1) ON
∙The concurrent I/O signal #80033 (servo ON condition2) ON

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4139

WRONG EXECU- TION OF PRINT INST

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The setting of the PRINT output conversion spec (character string specification)
If there is no problem in the setting, delete the corresponding PRINT instruction and register again.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4140

WRONG EXECU- TION OF DIALOG INST

DIALOG instruction control error

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The tag setting of DIALOG instruction
If no fault is found, delete corresponding DIALOG instruction, and then register again.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Messages and but- tons are not regis- tered.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The information of DIALOG instruction message and button

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Buttons are not regis- tered.

Setting error

(1) Reset the alarm.
(2)Check the following settings.
∙The information of DIALOG instruction button

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4141

SNTP ERROR

The error on setting of time difference value occurred in the SNTP process of the Ether- net function.

Software operation error occurred

YCP21 board failure

The error on setting of time-out value oc- curred in the SNTP process of the Ether- net function.

Software operation error occurred

YCP21 board failure

The error on setting of reference interval val- ue occurred in the SNTP process of the Ethernet function.

Software operation error occurred

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

The IP address error occurred in the SNTP process of the Ether- net function.

Setting error

(1) Check the following settings.
∙The IP address of the SNTP server
∙The DHCP server operation (If the DHCP is used)
∙The network status (If the DHCP is used)

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Time-out occurred in the SNTP process of the Ethernet func- tion.

Setting error

(1) Check the following settings.
∙The SNTP server operation
∙The network status

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The server time is not synchronized in the SNTP process of the Ethernet function.

Setting error

(1) Check the following settings.
∙The SNTP server operation
∙The network status

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The SNTP process of the Ethernet function is not compliant with the version that the server sent.

Setting error

Use the server compliant with the SNTP version 3.

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Illegal parameters were found in the SNTP process of the Ethernet function.

Setting error

(1) Check the following settings.
∙SNTP setting

YCP21 board failure

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The SNTP process of the Ethernet function was not successfully completed.

Setting error

(1) Check the following settings.
∙SNTP setting

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The name resolution error occurred in the SNTP process of the Ethernet function.

Setting error

(1) Check the following settings.
∙The IP address of the SNTP server
∙The DHCP server operation *If the DHCP is used
∙The network status *If the DHCP is used

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The error on getting of server address oc- curred in the SNTP process of the Ether- net function.

Setting error

(1) Check the following settings.
∙The DHCP server operation
∙The network status

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The server setting is incorrect in the SNTP process of the Ether- net function (for future use).

Setting error

(1) Check the following settings.
∙SNTP setting

YCP21 board failure

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4144

FUNCTION EXE- CUTION ERROR

FN591 was executed 11 or more times in a row.

Teaching failure

(1) Reset the alarm.
(2)Don’t set FN593 11 or more times in a row. Review the teach- ing.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4145

RELAY NO. ERROR
(LADDER PRO- GRAM)

There is invalid relay number in the SYS- TEM LADDER.

Setting error

(1)Save the CMOS.BIN in MAINTENANCE mode, and then con- tact your YASKAWA representative about occurrence status (op- erating procedure).

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

There is invalid relay number in the USER LADDER.

Setting error

(1)Set the security to management mode and compile the ladder program. If any error occurs, modify the invalid relay number to complete the compiling.
Valid range
General Input:00010 to 05127 General Output:10010 to 15127 External Input:20010 to 25127 External Output:30010 to 35127 Specific Input:40010 to 41607 Specific Output:50010 to 53007 I/F Panel Input:60010 to 60647 Auxiliary Relay:70010 to 79997 Control Input:80010 to 81287 Pseudo Input:82010 to 82207 Network Input:27010 to 29567 Network output:37010 to 39567

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4146

ENCDR PWR CIR- CUIT PROTECTOR TRIP

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Incorrect setting

(1) Check the following settings.
∙Turn ON the circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again even after turning ON the circuit pro- tector, check encoder power line if there is a ground fault or short circuit.

Unit failure

Replace the motor or encoder to which the power is supplied.

Parts failure

Replace the circuit protector.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4147

USER COORD EDIT ERROR

Data error

(1) Reset the alarm.
(2) If the alarm occurs again, initialize the user coordinates file in MAINTENANCE mode, and then load the user coordinates file saved in the external memory device.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4148

TRACELV ERROR

Trace level value is abnormal.

Software operation error occurred

4149

TRACE ERROR

Trace data is abnor- mal.

Software operation error occurred

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Time stamp value is abnormal.

Software operation error occurred

Trace level value is abnormal.

Software operation error occurred

Abnormal variable is specified.

Setting error

(1) Check the following setting;
·TRACE instruction.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

Exceeded the maxi- mum trace number.

Trace error

Execute TRACESAVE or TRACERST.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4152

TIMING BELT BLOWN

The EAXA21 / EAXB21 board # 1 generates an alarm.

Manipulator timing belt is blown.

Move the robot in TEACH mode to the position where there is no torque on the driving belt.
(1) Check the timing belt tension.
(2) Check the wiring between robot and the machine safety unit (YSF22 board).

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

The EAXA21 / EAXB21 board # 2 generates an alarm.

Manipulator timing belt is blown.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 3 generates an alarm.

Manipulator timing belt is blown.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 4 generates an alarm.

Manipulator timing belt is blown.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 5 generates an alarm.

Manipulator timing belt is blown.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 6 generates an alarm.

Manipulator timing belt is blown.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 7 generates an alarm.

Manipulator timing belt is blown.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 8 generates an alarm.

Manipulator timing belt is blown.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4153

COOLING UNIT ERROR

The EAXA21 / EAXB21 board # 1 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 2 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 3 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 4 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 5 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 6 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 7 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 8 generates an alarm.

Unit failure

Refer to the instruction manuals for the cooling unit in use.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4154

COOLING FAN ER- ROR (DOOR)

The EAXA21 / EAXB21 board # 1 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 2 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 3 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 4 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 5 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 6 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 7 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 8 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4155

COOLING FAN ER- ROR (BACKSIDE)

The EAXA21 / EAXB21 board # 1 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 2 generates an alarm.

Connection failure

(1) Reset the alarm.

Power voltage drop

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 3 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 4 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 5 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 6 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 7 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

The EAXA21 / EAXB21 board # 8 generates an alarm.

Connection failure

(1) Reset the alarm.
(2)Check the connection and insertion of the cable and connector for the cooling fan.

Power voltage drop

(1) Reset the alarm.
(2)Check if the primary power voltage is normal.

Dirt

(1) Reset the alarm.
(2)Clean the cooling fan and the fan duct.

Unit failure

(1) Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4156

COOLING FAN4 ERROR

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Cooling fan failure

(1) Reset the alarm.
(2)Replace the cooling fan of manipulator.
Check the wiring from a manipulator to a servo board.
* Move the manipulator to the safe position in the teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4157

COOLING FAN5 ERROR

SUB-Code 1to 8: Sig- nifies the EAXA/ EAXB board No. in which the alarm oc- curred

Cooling fan failure

(1) Reset the alarm.
(2)Replace the cooling fan of manipulator.
Check the wiring from a manipulator to a servo board.
* Move the manipulator to the safe position in the teach mode.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4160

FUSE BLOWN
(EARTH DETEC- TOR)

SUB-Code: Signifies the YFL21 unit num- ber in which the alarm occurred.

Loose fuse

Check the status of circuit protector.

Blown fuse

Replace the fuse (F1) in the YFL21 unit.

Parts failure

Replace the fuse (F1) in the YFL21 unit.

Unit failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4161

CIRCUITTRIPPED (QF157)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
∙CN609 in the YPU unit.
∙No.1,2 of CN806 in the YFL unit.

Parts failure

Replace the circuit protector.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A3,B3 of CN806 in the YFL21 board.

board failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4162

CIRCUIT TRIPPED (QFVIN)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the status of circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in external 24V power line.

Rated capacity over

Check the capacity of external 24V power supply

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A1,B1 of CN809 in the YFL21 board.

Board failure

Replace the External 24V power supply board.

Parts failure

Replace the circuit protector.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Board failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4163

CIRCUIT TRIPPED (QFVOUT)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the status of circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in external 24V power line.

Rated capacity over

Check the capacity of external 24V power supply

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A2,B2 of CN809 in the YFL21 board.

Board failure

Replace the External 24V power supply unit.

Parts failure

Replace the circuit protector.

Unit failure (YFL)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4164

CIRCUIT TRIPPED (QFDS1/QFPS2)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the status of circuit protector.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in D-NET line.

Rated capacity over

Check the capacity of D-NET 24V power supply.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A3,B3 of CN809 in the YFL21 board.

Board failure

Replace the D-NET 24V power supply board.

Parts failure

Replace the circuit protector.

Board failure (YFL)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4165

CIRCUIT TRIPPED (QFDS2)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check if the circuit protector is turned on.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in D-NET line.

Rated capacity over

Check the capacity of D-NET 24V power supply.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A4,B4 of CN809 in the YFL21 board.

Board failure

Replace the D-NET 24V power supply board.

Parts failure

Replace the circuit protector.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Board failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4166

CIRCUIT TRIPPED (QFTD1)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check if the circuit protector is turned on.

Parts failure

Replace the circuit protector.

Connection failure

(1) Reset the alarm.(2) If the alarm occurs again, check the con- nection and inserting state of the following cables and connectors.
·No.A5,B5 of CN809 in the YFL21 board.

Board failure (YFL)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4167

CIRCUIT TRIPPED (QF26/QFPS26)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the status of circuit protector.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in encoder line of ex-axis.

Parts failure

Replace the circuit protector.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A6,B6 of CN809 in the YFL21 board.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Board failure (YFL)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4168

MAINTENANCE FORECAST (PS1)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Maintenance forecast

Replace the power supply.

Incorrect setting

Check the set value of the point which corresponds with an in- struction manual of the power supply.

Parts failure

Replace the power supply.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.B8 of CN808 and No.A7 of CN809 in the YFL21 board.

Board failure (YFL)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4169

I/O-EXPANSION BOARD ERROR:1

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Short circuit or ground fault

(1) Reset the alarm.
(2)Check the following settings.
∙DC24V output from I/O expansion board is correct.
∙FU1 or FU2 fuse in I/O expansion board is not blown.
∙A short circuit or ground fault has not occurred in IN/OUT line of I/O expansion board.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Fuse blown (XOI)

(1) Reset the alarm.
(2)Check DC24V output from I/O expansion board is correct.
(3)Replace the fuse(FU1, FU2) in I./O expansion board.

Board failure (XOI)

Check the I/O expansion board.

Connection failure

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A2,B2 of CN806 in the YFL21 board.t.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4170

MAINTENANCE FORECAST (PS2)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Maintenance forecast

Replace the power supply

Incorrect setting

Check the set value of the point which corresponds with an in- struction manual of the power supply.

Parts failure

Replace the power supply

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.B3 of CN806 and No.A8 of CN809 in the YFL21 board.

Board failure(YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4171

CONNECTION- FAILURE (YFL22)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Confirm whether YFL22 board is being used.
(1) when being unused, confirm following setting.
* A jumper of CN3 of YFL21 board be connected between 1-2.
(2) when using, please confirm following setting.
* A jumper of CN3 of YFL21 board be connected between 2-3.

Loose fuse

Check the connection and inserting state of the following cables and connectors.
·CN810 in the YFL21 board.
·CN820 in the YFL22 board.

Connection failure

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in YFL22-CN820 from YFL21-CN810 line.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

Board failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4172

CIRCUIT TRIPPED (QFPS1)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the status of circuit protector.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in external 24V power line.

Parts failure

Replace the circuit protector.

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.B3,B8 of CN808 in the YFL21 board.

Board failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4173

FUSE BLOWN (NOBOT ENCOD- ER)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F2) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in encoder line between controller and robot.

Parts failure

Replace the fuse (F2) in the YFL21 board.

Board failure (YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4174

DC 24V POWER SUPPLY FAILURE (PS1)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the set value of the point which corresponds with an in- struction manual of the power supply.

Output voltage lowers

Check that the output voltage consists of the set value.

Parts failure

Replace the power supply

Connection failure

(1) Reset the alarm.(2) If the alarm occurs again, check the con- nection and inserting state of the following cables and connectors.
·No.A7,B7 of CN809 in the YFL21 board.

Board failure(YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4175

DC 24V POWER SUPPLY FAILURE (PS2)

SUB-Code: Signifies the YFL21 board number in which the alarm occurred.

Incorrect setting

Check the set value of the point which corresponds with an in- struction manual of the power supply.

Output voltage lowers

Check that the output voltage consists of the set value.

Parts failure

Replace the power supply

Connection failure

(1) Reset the alarm.
(2) If the alarm occurs again, check the connection and inserting state of the following cables and connectors.
·No.A8,B8 of CN809 in the YFL21 board.

Board failure(YFL21)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL21 board.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4183

FUSE BLOWN (BRAKE:1)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F11) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse(F11) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4184

FUSE BLOWN (BRAKE:2)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F12) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F12) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4185

FUSE BLOWN (BRAKE:3)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F13) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F13) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4186

FUSE BLOWN (BRAKE:4)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F14) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F14) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4187

FUSE BLOWN (BRAKE:5)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F15) in the YFL21 board.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F15) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4188

FUSE BLOWN (BRAKE:6)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F16) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F16) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4189

FUSE BLOWN (BRAKE:7)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F17) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F17) in the YFL22 board.

Alarm No.

Alarm Name

SUB-
Code

Meaning

Cause

Remedy

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4190

FUSE BLOWN (BRAKE:8)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F18) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F18) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

4191

FUSE BLOWN (BRAKE:9)

SUB-Code: Signifies the YFL22 board number in which the alarm occurred.

Blown fuse

Replace the fuse (F19) in the YFL21 board.

Short circuit or ground fault

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, check a short circuit or ground fault has not occurred in brake line.

Parts failure

Replace the fuse (F19) in the YFL22 board.

Board failure (YFL22)

(1) Turn the power OFF then back ON.
(2) If the alarm occurs again, replace the YFL22 board.

other

If 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 Name

SUB-
Code

Meaning

Cause

Remedy

4192

TRACE FILE ER- ROR

TRACE file genera- tion error

Connection failure

(1) Reset the alarm.
(2) Check the connection status of the USB in the robot controller and its available memory.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

TRACE file open error

Software operation error occurred

TRACE file writing er- ror

Software operation error occurred

TRACE file close er- ror

Software operation error occurred

TRACE file number error

Trace error

Delete the trace files generated today from the USB on the robot controller.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).

TRACE file index er- ror

Trace error

Review the name of the trace files generated today in the USB on the robot controller.

other

If the alarm occurs again, save the CMOS.BIN in MAINTENANCE mode, and then contact your YASKAWA representative about oc- currence status (operating procedure).