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

AL-1301(COMMUNICATION ERROR (SERVO))

By self-diagnosis, an error is found in communications with the
SERVOPACK. The SERVOPACK cannot be connected.
Is the LED on the
WRCA01 circuit board lit?
No
Remove connector CN50 on the
WRCA01 circuit board and re-insert it.
Alarm?
Yes
Remove connector 2CN on the
RCP01AAA unit and re-insert it.
Alarm?
Yes
Is the LED on the
RCP01AAA unit lit?
No
Remove connector 1CN on the
RCP01AAA unit and re-insert it.
Alarm?
Yes
Check the fuse for the
RCP01AAA unit.
Normal
Contact your Yaskawa
representative.
Remove connector CN05 on the
XCP01 circuit board and re-insert it.
Yes
Yes
No
Continue normal
operation.
No
Continue normal
operation.
Yes
No
Continue normal
operation.
Blown out
Remove the connector 1CN on the
RCP01AAA unit and re-insert it.
Alarm?
Yes
27
Check the connection of the
communications cable.
Remove the terminal connector of
CN10 on the WRCA01 circuit board
and re-insert it.
Alarm?
Yes
Alarm?
No
Continue normal
Replace the WRCA01 circuit board .
Replace the XCP01 circuit board .
Yes
No
Continue normal Contact your Yaskawa
operation. representative.
An alarm
occurs.
Remove connector CN10 on the
WRCA01 circuit board and re-insert it.
Alarm?
Yes
No
Continue normal
operation.
operation.
Alarm?
Yes No
Continue normal operation.
The defective WRCA01 circuit
board caused the alarm.
Alarm?
No
Continue normal operation.
The defective XCP01 circuit
board caused the alarm.
No
Continue normal
operation.