FANUC Alarm ARC-201 — WARN Arclink ch%d obj #%d no resp
FANUC ARC-201 (“WARN Arclink ch%d obj #%d no resp”): A welding equipment component on the Arclink failed to respond to a request issued by the controller. First check: Check the power and Arclink connections between the controller and welding equipment.
Updated 2026-08-29 · LogrobotLM reference
Description
A welding equipment component on the Arclink failed to respond to a request issued by the controller.
Remedy · Remède
Check the power and Arclink connections between the controller and welding equipment.
Frequently asked · Questions fréquentes
- What does FANUC alarm ARC-201 mean?
- FANUC ARC-201 (“WARN Arclink ch%d obj #%d no resp”): A welding equipment component on the Arclink failed to respond to a request issued by the controller.
- How do you troubleshoot FANUC alarm ARC-201?
- Check the power and Arclink connections between the controller and welding equipment.
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 →