LogrobotLM

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FANUC Alarm SRVO-262 — SERVO Chain 1 (SVDISC) abnormal

FANUC SRVO-262 (“SERVO Chain 1 (SVDISC) abnormal”): A single chain 2 (0V) failure occurred when the servo disconnected signal was asserted. First check: 1. Repair the chain 2 (0V) circuit on the Servo disconnect signal circuit.

Updated 2026-08-29 · LogrobotLM reference

Description

A single chain 2 (0V) failure occurred when the servo disconnected signal was asserted.

Remedy · Remède

1. Repair the chain 2 (0V) circuit on the Servo disconnect signal circuit. 2. Set the CHAIN FAILURE detection to TRUE on the SYSTEM/CONFIG screen and press RESET on the teach pendant.

Frequently asked · Questions fréquentes

What does FANUC alarm SRVO-262 mean?
FANUC SRVO-262 (“SERVO Chain 1 (SVDISC) abnormal”): A single chain 2 (0V) failure occurred when the servo disconnected signal was asserted.
How do you troubleshoot FANUC alarm SRVO-262?
1. Repair the chain 2 (0V) circuit on the Servo disconnect signal circuit. 2. Set the CHAIN FAILURE detection to TRUE on the SYSTEM/CONFIG screen and press RESET on the teach pendant.

Related codes / Codes liés

SRVO-260SERVO Chain 1 (NTED) abnormalSRVO-261SERVO Chain 2 (NTED) abnormalSRVO-263SERVO Chain 2 (SVDISC) abnormalSRVO-264SYSTEM E.STOP circuit abnormal 1

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 →