Fanuc alarm SP9013: SSPA:13 DATA MEMORY FAULT (CPU)
spindle alarm (serial spindle, alpha i) · Fanuc 0i-D
What it means
A data memory fault was detected in the spindle amplifier CPU section. Internal RAM used by the SPM processor failed verification, so the control program cannot run reliably and the amplifier shuts down.
Likely causes
- Defective RAM or memory control logic on the SPM control board
- Board-level damage from heat, corrosion or surge
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) · Primary suspect
Need the part urgently?
Send us alarm SP9013 with your machine details — typical RFQ turnaround is 24–48h.