Fanuc alarm: 404 – SERVO ALARM: n-TH AXIS VRDY ON

CNC Machine Alarm Error & Message: 404 – SERVO ALARM: n-TH AXIS VRDY ON
Fanuc Alarm Description:
Even though the n-th axis (axis 1-8) READY signal (MCON) went off, the servo amplifier READY signal (DRDY) is still on. Or, when the power was turned on, DRDY went on even though MCON was off. Check that the servo interface module and servo amp are connected.

Additional Suggestions & Fanuc alarm: 404 – SERVO ALARM: n-TH AXIS VRDY ON Clarification:
None currently

Troubleshooting Recommendations for (Fanuc alarm: 404 – SERVO ALARM: n-TH AXIS VRDY ON) Error Message:

Fanuc CNC Control Models Applicable:16/18/21, 16i/18i/21i, 160i/180i/210i, , 0i


Fanuc alarm: 404 – SERVO ALARM: n-TH AXIS VRDY ON