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 ARC-171 — STOP Unified data RCV error(%d,0x%X)(E:%d)

FANUC ARC-171 (“STOP Unified data RCV error(%d,0x%X)(E:%d)”): Failed to receive unified data. First check: Confirm port setup, noise environment, cable status.

Updated 2026-08-29 · LogrobotLM reference

Description

Failed to receive unified data.

Remedy · Remède

Confirm port setup, noise environment, cable status.

Frequently asked · Questions fréquentes

What does FANUC alarm ARC-171 mean?
FANUC ARC-171 (“STOP Unified data RCV error(%d,0x%X)(E:%d)”): Failed to receive unified data.
How do you troubleshoot FANUC alarm ARC-171?
Confirm port setup, noise environment, cable status.

Related codes / Codes liés

ARC-169STOP Invalid wire op.(E:%d)ARC-170STOP Detect Arc OFF(E:%d)ARC-172WARN Warning, Rcv(0x%X)(E:%d)ARC-173WARN Warning, Retry(0x%X)(E:%d)

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 →