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FANUC Alarm ACAL-071 — Invalid joint number.

FANUC ACAL-071 (“Invalid joint number.”): The axis number specified in the DETECT Joint instruction is invalid. First check: Change the axis number to a valid one.

Updated 2026-09-17 · LogrobotLM reference

Description

The axis number specified in the DETECT Joint instruction is invalid.

Remedy

Change the axis number to a valid one.

Related codes

ACAL-069Auto Update is ON.ACAL-070No update on record points.ACAL-072Invalid joint sensor type.ACAL-073Skip Detect Joint

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 →