SP0133
Data Transfer Error
Fanuc · A20B-2101-0390 αi series AC Servo Motor and Spindle
What does SP0133 mean?
Serial data transmission/reception is not performed normally between the sensor and the spindle amplifier. This indicates a problem with the data integrity or timing.
Repair Steps
- 1
Verify the feedback cable connections for secure contact and integrity.
- 2
Check for external noise sources that might be interfering with data transmission.
- 3
Examine the sensor and spindle amplifier for any other related alarms or diagnostic indicators.
Verified technical data. Last updated: March 2026
Source: Fanuc A20B-2101-0390 αi series AC Servo Motor and Spindle