Fanuc alarm SP9089: SUB MODULE SM (SSM) ERROR
spindle alarm (serial spindle, alpha i) · Fanuc 0i-D
What it means
An error was reported by the sub module (SM/SSM), the auxiliary unit handling sensor-signal switching and auxiliary interfaces attached to the spindle amplifier chain. Its internal status conflicts with expectations, compromising the functions routed through it.
Likely causes
- Failed SM/SSM hardware
- Loose interconnection between the sub module and amplifier
- Inconsistent switching-circuit state reported by the submodule SW
Need the part urgently?
Send us alarm SP9089 with your machine details — typical RFQ turnaround is 24–48h.