Fanuc alarm: 921 – SERVO ALARM (5-8 AXIS)

CNC Machine Alarm Error & Message: 921 – SERVO ALARM (5-8 AXIS)
Fanuc Alarm Description:
Servo alarm (fifth to eighth axis). A watchdog alarm condition occurred, or a RAM parity error occurred in the axis control card. Replace the axis control card.

Additional Suggestions & Fanuc alarm: 921 – SERVO ALARM (5-8 AXIS) Clarification:
None currently

Troubleshooting Recommendations for (Fanuc alarm: 921 – SERVO ALARM (5-8 AXIS)) Error Message:

Fanuc CNC Control Models Applicable:16/18/21, 16i/18i/21i, 160i/180i/210i, ,


Fanuc alarm: 921 – SERVO ALARM (5-8 AXIS)