YASKAWA Motoman UP6 - Al-4306 (Amplifier Ready Signal Error)

AL-4306 (AMPLIFIER READY SIGNAL ERROR)
An alarm
occurs.
Contact your Yaskawa
representative.
Turn the control power supply OFF
and then ON.
Alarm?
Yes No
Remove the connectors CNPB1 to
CNPB6 of the WRCA circuit board
and re-insert them. (See Fig. 31.)
Alarm?
Yes No
Replace the amplifier.
Alarm?
Yes No
Replace the WRCA01 circuit board.
Alarm?
Yes No
CNPB4 CNPB5 CNPB6
CNPB1 CNPB2 CNPB3
SERVOPACK
Fig. 31
Continue normal operation.
The wrong operation of the WRCA
circuit board caused the alarm.
Continue normal operation.
The poor contact caused the alarm.
Continue normal operation.
The defective amplifier caused the alarm.
Continue normal operation.
The defective WRCA01 circuit board caused the alarm.
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