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 SRVO-003 — SERVO DEADMAN switch released

FANUC SRVO-003 (“SERVO DEADMAN switch released”): The teach pendant is enabled, but the DEADMAN switch is not pressed. First check: 1. Press the DEADMAN switch to run the robot. Likely part: Teach pendant (Teach pendant).

Updated 2026-08-29 · LogrobotLM reference

Description

The teach pendant is enabled, but the DEADMAN switch is not pressed. The DEADMAN switch is a three position switch. The switch is enabled in the middle position only.

Remedy · Remède

1. Press the DEADMAN switch to run the robot. 2. If the problem still exists, replace the teach pendant.

Part to check / replace · Pièce à contrôler / remplacer

FANUC SRVO-003 points to the hardware below — start here before ordering. · SRVO-003 met en cause l'organe ci-dessous : commencez par là.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.

Frequently asked · Questions fréquentes

What does FANUC alarm SRVO-003 mean?
FANUC SRVO-003 (“SERVO DEADMAN switch released”): The teach pendant is enabled, but the DEADMAN switch is not pressed. The DEADMAN switch is a three position switch. The switch is enabled in the middle position only.
How do you troubleshoot FANUC alarm SRVO-003?
1. Press the DEADMAN switch to run the robot. 2. If the problem still exists, replace the teach pendant.
Which part is involved in FANUC SRVO-003?
SRVO-003 points to Teach pendant (Teach pendant). Confirm the real cause against the robot backup before replacing a part.

Related codes / Codes liés

SRVO-001SERVO Operator panel E-stopSRVO-002SERVO Teach pendant E-stopSRVO-004SERVO Fence openSRVO-005SERVO Robot overtravel

Same hardware involved / Même matériel en cause

SRVO-372Teach pendantSRVO-373Teach pendantSYST-165Teach pendantSYST-166Teach pendant

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 →