RFQ turnaround 24–48h · inbound queries only
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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:

Need the part urgently?

Send us alarm SP1982 with your machine details — typical RFQ turnaround is 24–48h.

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