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. 1

    Verify the feedback cable connections for secure contact and integrity.

  2. 2

    Check for external noise sources that might be interfering with data transmission.

  3. 3

    Examine the sensor and spindle amplifier for any other related alarms or diagnostic indicators.

Browse all codes in this manual (29)
Verified technical data. Last updated: March 2026
Source: Fanuc A20B-2101-0390 αi series AC Servo Motor and Spindle