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FANUC Alarm ARC-140 — MCC I/O parameter wrong(E:%d, %d)

FANUC ARC-140 (“MCC I/O parameter wrong(E:%d, %d)”): Setup parameter for MMC I/O assignment are wrong. First check: Check the parameters

Updated 2026-08-29 · LogrobotLM reference

Description

Setup parameter for MMC I/O assignment are wrong.

Remedy · Remède

Check the parameters

Frequently asked · Questions fréquentes

What does FANUC alarm ARC-140 mean?
FANUC ARC-140 (“MCC I/O parameter wrong(E:%d, %d)”): Setup parameter for MMC I/O assignment are wrong.
How do you troubleshoot FANUC alarm ARC-140?
Check the parameters

Related codes / Codes liés

ARC-127Cannot change stitch schedulesARC-128J motion during stitch weldARC-141MCC stick detected(E:%d)ARC-142MCC monitor abnormal(E:%d)

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 →