FANUC Alarm SCIO-034 — Illegal fn code of TUI FN instruction
FANUC SCIO-034 (“Illegal fn code of TUI FN instruction”): An illegal FN code is found in the TUI FN instruction. First check: The program might be broken.
Updated 2026-08-29 · LogrobotLM reference
Description
An illegal FN code is found in the TUI FN instruction.
Remedy · Remède
The program might be broken. The system software might be older than where the program is made. Delete the program and make a new one.
Frequently asked · Questions fréquentes
- What does FANUC alarm SCIO-034 mean?
- FANUC SCIO-034 (“Illegal fn code of TUI FN instruction”): An illegal FN code is found in the TUI FN instruction.
- How do you troubleshoot FANUC alarm SCIO-034?
- The program might be broken. The system software might be older than where the program is made. Delete the program and make a new one.
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 →