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FANUC Alarm SRVO-317 — MPDT cannot start(Machine Lock)

FANUC SRVO-317 (“MPDT cannot start(Machine Lock)”): Magnetic Phase Detection (MPDT) process cannot start because machine lock is enabled for that group. First check: Disable machine lock for that group.

Updated 2026-08-29 · LogrobotLM reference

Description

Magnetic Phase Detection (MPDT) process cannot start because machine lock is enabled for that group.

Remedy · Remède

Disable machine lock for that group.

Frequently asked · Questions fréquentes

What does FANUC alarm SRVO-317 mean?
FANUC SRVO-317 (“MPDT cannot start(Machine Lock)”): Magnetic Phase Detection (MPDT) process cannot start because machine lock is enabled for that group.
How do you troubleshoot FANUC alarm SRVO-317?
Disable machine lock for that group.

Related codes / Codes liés

SRVO-315MPDT failed(G:%d A:%d)SRVO-316MPDT time is up(G:%d A:%d)SRVO-318MPDT cannot start(SRDY Off)SRVO-322SVOFF input / E.STOP

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 →