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 SRIO-012 — WARN S. PORT PRTY & OVRRN & FRM

FANUC SRIO-012 (“WARN S. PORT PRTY & OVRRN & FRM”): Serial port parity error, overrun error, and frame error occured. First check: Check if serial port setup is correct.

Updated 2026-08-29 · LogrobotLM reference

Description

Serial port parity error, overrun error, and frame error occured.

Remedy · Remède

Check if serial port setup is correct. Check if cable is broken. Check if there exists a noise source near controller.

Frequently asked · Questions fréquentes

What does FANUC alarm SRIO-012 mean?
FANUC SRIO-012 (“WARN S. PORT PRTY & OVRRN & FRM”): Serial port parity error, overrun error, and frame error occured.
How do you troubleshoot FANUC alarm SRIO-012?
Check if serial port setup is correct. Check if cable is broken. Check if there exists a noise source near controller.

Related codes / Codes liés

SRIO-010WARN S. PORT PARITY & FRAMESRIO-011WARN S. PORT OVERRUN & FRAMESRIO-013WARN S. PORT DSR OFF & HARDWARE ERRSRIO-014WARN S. PORT ILLEGAL REQUEST COUNT

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 →