LogrobotLM

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FANUC Alarm PAIN-138 — ABRT PC serial interface fault

FANUC PAIN-138 (“ABRT PC serial interface fault”): PC interface serial link has failed. First check: Check LED status on PC interface board.

Updated 2026-08-29 · LogrobotLM reference

Description

PC interface serial link has failed.

Remedy · Remède

Check LED status on PC interface board. Refer to manual for possible .

Frequently asked · Questions fréquentes

What does FANUC alarm PAIN-138 mean?
FANUC PAIN-138 (“ABRT PC serial interface fault”): PC interface serial link has failed.
How do you troubleshoot FANUC alarm PAIN-138?
Check LED status on PC interface board. Refer to manual for possible .

Related codes / Codes liés

PAIN-136PAUS HOLD activePAIN-137ABRT Track destination gonePAIN-139ABRT Overcurrent occurredPAIN-140PAUS OVC alarm

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 →