CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, , 0i
401 - SERVO ALARM: n-TH AXIS VRDY OFF
Alarm Description
The n-th axis (axis 1-8) servo amplifier READY signal (DRDY) went off. Refer to procedure for troubleshooting.
Additional Suggestions & Alarm Clarification
None currently
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