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FANUC Alarm HOST-133WARN Wrong setup conditions

FANUC HOST-133 (“WARN Wrong setup conditions”): The Host Comm system is receiving messages but can not decode them. First check: Correct port settings: data rate, data size, stop bits, etc to match external device.

Updated 2026-08-29 · LogrobotLM reference

Description

The Host Comm system is receiving messages but can not decode them.

Remedy · Remède

Correct port settings: data rate, data size, stop bits, etc to match external device.

Frequently asked · Questions fréquentes

What does FANUC alarm HOST-133 mean?
FANUC HOST-133 (“WARN Wrong setup conditions”): The Host Comm system is receiving messages but can not decode them.
How do you troubleshoot FANUC alarm HOST-133?
Correct port settings: data rate, data size, stop bits, etc to match external device.

Related codes / Codes liés

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 →