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401 ALARM 61395e

B-61395E/07

6. TROUBLESHOOTING

6.17
ALARM 401 ,403 ,406,
491 (*DRDY SIGNAL
TURNED OFF)

Alarm 401, 403, 406 or 491 of servo amplifier is not turned on or turned off duration operation.

D C series servo amplifier

Power on sequence (NC# Servo amplifier)

Content Credit: FANUC Product Manual

Posted in : Servo Systems