FANUC Alarm ARC-123 — Memory size is too small
FANUC ARC-123 (“Memory size is too small”): The memory size is too small to get the memory area for the necessary data. First check: Change the memory module into the one which has appropriate size, and perform an INIT start.
Updated 2026-08-29 · LogrobotLM reference
Description
The memory size is too small to get the memory area for the necessary data.
Remedy · Remède
Change the memory module into the one which has appropriate size, and perform an INIT start.
Frequently asked · Questions fréquentes
- What does FANUC alarm ARC-123 mean?
- FANUC ARC-123 (“Memory size is too small”): The memory size is too small to get the memory area for the necessary data.
- How do you troubleshoot FANUC alarm ARC-123?
- Change the memory module into the one which has appropriate size, and perform an INIT start.
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 →