Fanuc 414 Servo Alarm Z Axis Detect Error Repack Jun 2026

Remove the encoder cover, clean the optical disk gently with alcohol (if required), and ensure it is firmly reattached. 3. Check for Servo Amplifier Drive Faults

: Internal failure of the Intelligent Power Module (IPM) inside the drive. fanuc 414 servo alarm z axis detect error repack

Fanuc 414 Servo Alarm on the Z-axis indicates a Digital Servo System Abnormal Remove the encoder cover, clean the optical disk

If cleaning the connector did not fix the alarm, do not guess. Use this matrix. Remove the encoder cover