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FANUC Alarm SRIO-006 — WARN SERIAL PORT PARITY ERROR

FANUC SRIO-006 (“WARN SERIAL PORT PARITY ERROR”): Serial port parity error occured. First check: Check if serial port setup is correct.

Updated 2026-09-17 · LogrobotLM reference

Description

Serial port parity error occured.

Remedy

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

Related codes

SRIO-004WARN SERIAL PORT NOT INITIALIZESRIO-005WARN SERIAL PORT DSR OFFSRIO-007WARN SERIAL PORT OVERRUN ERRORSRIO-008WARN SERIAL PORT FRAME ERROR

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. How this reference is built →