750
Spindle Amplifier Not Activated (16i)
Fanuc · AC Spindle Motor αi-βi Series Parameters
What does 750 mean?
The serial spindle amplifier for Series 16i was not activated normally at power-on time. This suggests an issue with the amplifier's internal readiness or its startup sequence.
Repair Steps
Verified technical data. Last updated: March 2026
Source: Fanuc AC Spindle Motor αi-βi Series Parameters