LogrobotLM

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FANUC Alarm MHND-160 — WARN Robot in use-Cannot TEST menu.

FANUC MHND-160 (“WARN Robot in use-Cannot TEST menu.”): You cannot TEST a menu when the robot is executing a TP program. First check: All menu changes should be made when the robot is idle.

Updated 2026-09-17 · LogrobotLM reference

Description

You cannot TEST a menu when the robot is executing a TP program.

Remedy

All menu changes should be made when the robot is idle. TEST the menu when the robot is idle.

Related codes

MHND-138PAUSE Could not create.vr fileMHND-139WARN Error creating new variablesMHND-161WARN Error: tp program not runningMHND-162WARN doing unpause in prompt box

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 →