Fanuc alarm: 494 – SERVO ALARM: 5, 6TH AXIS VRDY ON

CNC Machine Alarm Error & Message: 494 – SERVO ALARM: 5, 6TH AXIS VRDY ON
Fanuc Alarm Description:
The axis card ready signal (MCON) for axes 5 and 6 is off, but the servo amplifier ready signal (DRDY) is not. Alternatively, when the power is applied, the DRDY is on, but the MCON is not. Ensure that the axis card and servo amplifier are connected.

Additional Suggestions & Fanuc alarm: 494 – SERVO ALARM: 5, 6TH AXIS VRDY ON Clarification:
None currently

Troubleshooting Recommendations for (Fanuc alarm: 494 – SERVO ALARM: 5, 6TH AXIS VRDY ON) Error Message:

Fanuc CNC Control Models Applicable:, 0/00/0-mate,


Fanuc alarm: 494 – SERVO ALARM: 5, 6TH AXIS VRDY ON