What does FANUC alarm ARC-104 mean?

FANUC ARC-104 (“STOPL SVT: Invalid sequence mode”): Internal error. Invalid sequence mode command is sent to Servo Torch.

FANUC Alarm ARC-104 — STOPL SVT: Invalid sequence mode

FANUC ARC-104 (“STOPL SVT: Invalid sequence mode”): Internal error.

Updated 2026-08-29 · LogrobotLM reference

Description

Internal error. Invalid sequence mode command is sent to Servo Torch.

Remedy · Remède

Internal error. Cycle power to recover.

Frequently asked · Questions fréquentes

What does FANUC alarm ARC-104 mean?: FANUC ARC-104 (“STOPL SVT: Invalid sequence mode”): Internal error. Invalid sequence mode command is sent to Servo Torch.
How do you troubleshoot FANUC alarm ARC-104?: Internal error. Cycle power to recover.

Related codes / Codes liés

ARC-102WARN SVT: Unsupported speed unit ARC-103STOPL SVT: WFS conversion failed ARC-105STOPL Cannot read WSTK input signal ARC-106WARN Config of Roboweld is invalid

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 →