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FANUC Alarm PRIO-333 — CC-LK comm task failed

FANUC PRIO-333 (“CC-LK comm task failed”): An internal system error has occurred. First check: Contact a FANUC service representative.

Updated 2026-09-17 · LogrobotLM reference

Description

An internal system error has occurred.

Remedy

Contact a FANUC service representative.

Related codes

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 →