FANUC

640 – Servo alarm

Servo system alarm

Details

Servo system alarm 640. Check servo amplifier and motor.

Error typealarm
MeaningServo alarm
Typical causesServo amplifier fault encoder fault motor fault
SolutionsCheck servo amplifier status verify encoder connections test motor
Severityhigh

Catalog references

System Information

FANUC640

Utilities

Troubleshooting Steps

Troubleshooting steps

Check servo amplifier status verify encoder connections test motor

Related

Related FANUC Alarms

414 – Servo alarm

Digital servo alarm detected

β†’

430 – Servo ready off

δΌΊζœζΊ–ε‚™γ‚ͺフ

β†’

FAQ

Common questions

Which axis?

Check alarm message for affected axis

Community

Discussion & Experiences

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