SP1228
Communication Error (CNC-Spindle Amplifier, 30i)
Fanuc · AC Spindle Motor αi-βi Series Parameters
What does SP1228 mean?
A general communication error occurred between the CNC and the serial spindle amplifier for Series 30i. This is a broad indication of communication failure, requiring further investigation into the communication link.
Repair Steps
Verified technical data. Last updated: March 2026
Source: Fanuc AC Spindle Motor αi-βi Series Parameters