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 DNET-012 — WARN Device already online

FANUC DNET-012 (“WARN Device already online”): The specified device is already on-line. First check: Take the device off-line before attempting the operation.

Updated 2026-08-29 · LogrobotLM reference

Description

The specified device is already on-line.

Remedy · Remède

Take the device off-line before attempting the operation.

Frequently asked · Questions fréquentes

What does FANUC alarm DNET-012 mean?
FANUC DNET-012 (“WARN Device already online”): The specified device is already on-line.
How do you troubleshoot FANUC alarm DNET-012?
Take the device off-line before attempting the operation.

Related codes / Codes liés

DNET-010WARN Board already onlineDNET-011WARN Board not onlineDNET-013WARN Device not onlineDNET-014WARN Request timed out

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 →