LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm SYST-247 — Master ON is required

FANUC SYST-247 (“Master ON is required”): This operation requires a Master ON situation. First check: Ensure that the Master ON situation exists.

Updated 2026-08-29 · LogrobotLM reference

Description

This operation requires a Master ON situation.

Remedy · Remède

Ensure that the Master ON situation exists.

Frequently asked · Questions fréquentes

What does FANUC alarm SYST-247 mean?
FANUC SYST-247 (“Master ON is required”): This operation requires a Master ON situation.
How do you troubleshoot FANUC alarm SYST-247?
Ensure that the Master ON situation exists.

Related codes / Codes liés

SYST-245Local mode is requiredSYST-246Teach mode is requiredSYST-248Alarm conditionSYST-249No system ready input

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 →