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FANUC Alarm LNTK-023 — STOP Bad tracking hardware

FANUC LNTK-023 (“STOP Bad tracking hardware”): Bad tracking sensor hardware interface First check: Check all sensor hardware, cables, and connections

Updated 2026-09-17 · LogrobotLM reference

Description

Bad tracking sensor hardware interface

Remedy

Check all sensor hardware, cables, and connections

Related codes

LNTK-021STOP Invalid track axis numberLNTK-022STOP No tracking hardwareLNTK-024STOP Illegal encoder averageLNTK-025STOP Illegal encoder multiplier

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 →