Fanuc alarm SP1982: SERIAL SPINDLE AMP. ERROR
spindle alarm (serial spindle interface, CNC side) · Fanuc 0i-D
What it means
An error occurred while reading data from the SIC-LSI on the serial spindle amplifier side. Read-back verification failed, indicating the amplifier's interface ASIC returned corrupted or no data.
Likely causes
- Degraded SIC-LSI or supporting circuitry on the amplifier
- Severe electrical noise on the serial link
Replacement parts
We supply the following units for this alarm — tested, warranty-backed:
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A06B-6120-Hxxx
alpha i Spindle Amplifier Module (SPM) · Common cause
Need the part urgently?
Send us alarm SP1982 with your machine details — typical RFQ turnaround is 24–48h.