Fanuc 414 Servo Alarm Z Axis Detect Error Repack Jun 2026

The following flowchart outlines the diagnostic process for a 414 alarm after a re-pack.

This usually means:

When the 414 alarm appears, the CNC control points to a general detection error. To identify the root cause, you must look at the physical LED display on the and the diagnostic bits in the CNC control. 1. Check the Servo Amplifier LED fanuc 414 servo alarm z axis detect error repack