Fanuc · Alpha i Series Servo Amplifier
The digital servo software detected an abnormality on the built-in Pulsecoder related to its phase. This is a software-detected issue with the Pulsecoder's feedback.
Click steps to track your progress.
Restart the CNC control system.
Update servo controller firmware to the latest version.
Verify Pulsecoder signal timing parameters in the CNC.
Check for any custom software modifications affecting phase processing.