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FANUC Alarm IBSS-472 — Please power OFF/ON for Slave

FANUC IBSS-472 (“Please power OFF/ON for Slave”): System internal error First check: Document the events that led to the error, and call your FANUC or FANUC Robotics technical service representative.

Updated 2026-09-17 · LogrobotLM reference

Description

System internal error

Remedy

Document the events that led to the error, and call your FANUC or FANUC Robotics technical service representative.

Related codes

IBSS-470Slave DIP setting mismatchIBSS-471Firmware version mismatchIBSS-473Parameterization not finishedIBSS-474"Use CMD" setting mismatch

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →