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 MOTN-390 — %s is required for %s

FANUC MOTN-390 (“%s is required for %s”): The required motion option is not loaded. First check: Verify motion options loaded in the controller and make sure the required option is also loaded.

Updated 2026-08-29 · LogrobotLM reference

Description

The required motion option is not loaded.

Remedy · Remède

Verify motion options loaded in the controller and make sure the required option is also loaded.

Frequently asked · Questions fréquentes

What does FANUC alarm MOTN-390 mean?
FANUC MOTN-390 (“%s is required for %s”): The required motion option is not loaded.
How do you troubleshoot FANUC alarm MOTN-390?
Verify motion options loaded in the controller and make sure the required option is also loaded.

Related codes / Codes liés

MOTN-380Arm-Runner too closeMOTN-381Hand-Runner too closeMOTN-391Motion option cfg file missingMOTN-392Too many softparts

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 →