Fanuc · AC Spindle Motor Alpha i-Beta i Series Parameters
An error occurred with the spindle control software for Series 30i (codes SP1976 to SP1979). This indicates an internal software issue requiring system diagnosis.
Click steps to track your progress.
Power cycle the entire CNC system to reset the spindle control software.
Verify that the correct firmware version is installed for the spindle control module.
Check all power and ground connections to the spindle control board.
Run the spindle control module's built-in diagnostic tests.
Reset spindle control parameters to their default values if possible.