LogrobotLM

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FANUC Alarm TG-005 — WARN Bad Alternate Value

FANUC TG-005 (“WARN Bad Alternate Value”): Motion trigger has been told to set a I/O port to a value which that port cannot be set to. First check: A digital port must always be set to 1 or 0.

Updated 2026-09-17 · LogrobotLM reference

Description

Motion trigger has been told to set a I/O port to a value which that port cannot be set to.

Remedy

A digital port must always be set to 1 or 0. You must set the corresponding

Related codes

TG-003WARN Illegal I/O Port TypeTG-004WARN Bad Command ValueTG-006WARN Bad Time BeforeTG-007WARN Bad Schedule Number

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 →