815-578-9145Fanuc Servo Amplifier Alarm 404 - SERVO ALARM: n–TH AXIS VRDY ON
FANUC Alarm Codes >> FANUC Servo Amplifier Alarms >> Servo Amplifier Alarm 404
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.
Nationwide FANUC Servo Alarm 404 Troubleshooting, Repairs & Replacement Service
Give Tri Star CNC a call and we’ll help you determine the source of the FANUC servo 404 error and find solutions ASAP. We offer FREE phone support (call 815-578-9145 now), competitive repair pricing, or quick turnaround on a replacement component from our exchange stock if necessary. If you need on-site support we can point you in the right direction through our field service network.
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