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FANUC Alarm FXTL-041 — Unit mapping error(s)

FANUC FXTL-041 (“Unit mapping error(s)”): There were errors in the assignment of positioners to specific CPUs and motion groups. First check: Check the error log for more specific details, then assign or correct the unit mappings and restart.

Updated 2026-08-29 · LogrobotLM reference

Description

There were errors in the assignment of positioners to specific CPUs and motion groups. The specified units have the same CPU and group mapping.

Remedy · Remède

Check the error log for more specific details, then assign or correct the unit mappings and restart.

Frequently asked · Questions fréquentes

What does FANUC alarm FXTL-041 mean?
FANUC FXTL-041 (“Unit mapping error(s)”): There were errors in the assignment of positioners to specific CPUs and motion groups. The specified units have the same CPU and group mapping.
How do you troubleshoot FANUC alarm FXTL-041?
Check the error log for more specific details, then assign or correct the unit mappings and restart.

Related codes / Codes liés

FXTL-039Unit not mapped: T%d U%dFXTL-040Mapping conflict: T%d U%dFXTL-042Tray verification failed: T%dFXTL-043Prog conversion process error

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →