FANUC Alarm FXTL-156 — Program is undefined.
FANUC FXTL-156 (“Program is undefined.”): Not all units are in the correct position for a model move. First check: Go to the model move menu and move the tray to a model move position.
Updated 2026-08-29 · LogrobotLM reference
Description
Not all units are in the correct position for a model move. The Tray cannot determine which program it is in.
Remedy · Remède
Go to the model move menu and move the tray to a model move position.
Frequently asked · Questions fréquentes
- What does FANUC alarm FXTL-156 mean?
- FANUC FXTL-156 (“Program is undefined.”): Not all units are in the correct position for a model move. The Tray cannot determine which program it is in.
- How do you troubleshoot FANUC alarm FXTL-156?
- Go to the model move menu and move the tray to a model move position.
Related codes / Codes liés
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 →