SV0381
ABNORMAL PHASE (EXT)
Fanuc · αi Series Servo Amplifier
What does SV0381 mean?
An abnormal alarm in the position data occurred on the separate linear scale. This indicates an issue with the phase signal generation or detection from the external linear scale.
Repair Steps
Verified technical data. Last updated: March 2026
Source: Fanuc αi Series Servo Amplifier