FANUC Alarm SRIO-001 — WARN S. PORT ILLEGAL FUNCTION CODE
FANUC SRIO-001 (“WARN S. PORT ILLEGAL FUNCTION CODE”): Illegal function code was specified. First check: System error.
Updated 2026-09-17 · LogrobotLM reference
Description
Illegal function code was specified. System error.
Remedy
System error.
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 →