LogrobotLM

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FANUC Alarm SYST-125 — WARN No in-cycle output defined

FANUC SYST-125 (“WARN No in-cycle output defined”): The in-cycle output, which is required with the current program selection options, has not been defined. First check: Set up an in-cycle output in the Cell Output I/O menu and restart the robot.

Updated 2026-08-29 · LogrobotLM reference

Description

The in-cycle output, which is required with the current program selection options, has not been defined.

Remedy · Remède

Set up an in-cycle output in the Cell Output I/O menu and restart the robot.

Frequently asked · Questions fréquentes

What does FANUC alarm SYST-125 mean?
FANUC SYST-125 (“WARN No in-cycle output defined”): The in-cycle output, which is required with the current program selection options, has not been defined.
How do you troubleshoot FANUC alarm SYST-125?
Set up an in-cycle output in the Cell Output I/O menu and restart the robot.

Related codes / Codes liés

SYST-123WARN No option output definedSYST-124WARN No decision output group definedSYST-126WARN No task-OK output definedSYST-127WARN No isolate output defined

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 →