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FANUC Alarm PALL-171 — System still in fault state

FANUC PALL-171 (“System still in fault state”): An error condition exists such that the robot cannot be reset. First check: Fix the error condition, and press RESET.

Updated 2026-08-29 · LogrobotLM reference

Description

An error condition exists such that the robot cannot be reset.

Remedy · Remède

Fix the error condition, and press RESET.

Frequently asked · Questions fréquentes

What does FANUC alarm PALL-171 mean?
FANUC PALL-171 (“System still in fault state”): An error condition exists such that the robot cannot be reset.
How do you troubleshoot FANUC alarm PALL-171?
Fix the error condition, and press RESET.

Related codes / Codes liés

PALL-169Number of layers %s exceeds allowed maximumPALL-170Invalid pattern type in data filePALL-172Invalid infeed number from PLC %sPALL-173Invalid Pallet number from PLC %s

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 →