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 →

FANUC Alarm GUID-150 — WARN Analog ports are invalid.

FANUC GUID-150 (“WARN Analog ports are invalid.”): Analog ports are invalid. First check: Please check the DIO menu for proper AIN setting.

Updated 2026-09-17 · LogrobotLM reference

Description

Analog ports are invalid. The analog port setting is invalid.

Remedy

Please check the DIO menu for proper AIN setting.

Related codes

GUID-107WARN Invalid Single Step Mode.GUID-108WARN No data read from AIN portGUID-151WARN Unusual force sensor load.GUID-152SERVO Force sensor overload A:…

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 →