Fanuc alarm STATUS2:2: Inverter: control power supply undervoltage (servo unit)
αi/βi SVPM · Fanuc αi/βi SVPM
What it means
STATUS2 code 2 on the βi SVPM means the control power supply voltage to the servo (inverter) section dropped. Mirrors CNC alarm SV0434 (INV. LOWVOLT CONTROL).
Likely causes
- 24 V control supply output low from the internal converter section
- CXA2C control power connector/cable defective
- SVPM failure
Replacement parts
We supply the following units for this alarm — tested, warranty-backed:
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A06B-6134-Hxxx / A06B-6230-Hxxx (SVPM)
amplifier · Common cause
Need the part urgently?
Send us alarm STATUS2:2 with your machine details — typical RFQ turnaround is 24–48h.