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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 2026-08-29 · LogrobotLM reference

Description

Illegal function code was specified. System error.

Remedy · Remède

System error.

Frequently asked · Questions fréquentes

What does FANUC alarm SRIO-001 mean?
FANUC SRIO-001 (“WARN S. PORT ILLEGAL FUNCTION CODE”): Illegal function code was specified. System error.
How do you troubleshoot FANUC alarm SRIO-001?
System error.

Related codes / Codes liés

SRIO-002WARN SERIAL PORT NOT OPENSRIO-003WARN SERIAL PORT ALREADY OPEN

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →