YASKAWA Motoman UP6 - Al-1301(Communication Error (Servo))

AL-1301(COMMUNICATION ERROR (SERVO))
By self-diagnosis, an error is found in communications with the
SERVOPACK. The SERVOPACK cannot be connected.
An alarm
occurs.
Remove connector CN10 on the
WRCA01 circuit board and re-insert it.
Alarm?
Yes No
Check the connection of the
communications cable.
Continue normal
operation.
Remove connector CN05 on the
XCP01 circuit board and re-insert it.
Alarm?
Yes No
Continue normal
operation.
Is the LED on the
WRCA01 circuit board lit?
YesNo
Remove connector CN50 on the
WRCA01 circuit board and re-insert it.
Alarm?
Yes No
Remove connector 2CN on the
RCP01AAA unit and re-insert it.
Alarm?
Yes No
Is the LED on the
RCP01AAA unit lit?
YesNo
Remove connector 1CN on the
RCP01AAA unit and re-insert it.
Alarm?
Yes No
Check the fuse for the
RCP01AAA unit.
Blown outNormal
Remove the connector 1CN on the
RCP01AAA unit and re-insert it.
Alarm?
Yes
No
Contact your Yaskawa
representative.
Continue normal
operation.
Contact your Yaskawa
representative.
Replace the WRCA01 circuit board .
Alarm?
Yes No
Continue normal operation.
The defective WRCA01 circuit
board caused the alarm.
Remove the terminal connector of
CN10 on the WRCA01 circuit board
and re-insert it.
Alarm?
Yes No
Continue normal
operation.
Continue normal
operation.
Continue normal
operation.
Continue normal
operation.
Replace the XCP01 circuit board .
Alarm?
Yes No
Continue normal operation.
The defective XCP01 circuit
board caused the alarm.
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