SV0305
APC ALARM: PULSE ERROR
Fanuc · αi Series Servo Amplifier
What does SV0305 mean?
A pulse error occurred with the absolute-position detector, preventing the system from obtaining the correct machine position. This issue is typically caused by a defect in the absolute-position detector or its connecting cable.
Repair Steps
Verified technical data. Last updated: March 2026
Source: Fanuc αi Series Servo Amplifier