FANUC Alarm DMDR-031 — Fail to get memory area
FANUC DMDR-031 (“Fail to get memory area”): There is insufficient memory (DRAM) to allocate memory for the Dual-Drive option. First check: Check the amount of memory(DRAM) being used by the system. Likely part: CPU card (CPU card).
Updated 2026-08-29 · LogrobotLM reference
Description
There is insufficient memory (DRAM) to allocate memory for the Dual-Drive option.
Remedy · Remède
Check the amount of memory(DRAM) being used by the system. Replace the CPU card to the one that has a larger memory size if necessary.
Part to check / replace · Pièce à contrôler / remplacer
FANUC DMDR-031 points to the hardware below — start here before ordering. · DMDR-031 met en cause l'organe ci-dessous : commencez par là.
Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.
Frequently asked · Questions fréquentes
- What does FANUC alarm DMDR-031 mean?
- FANUC DMDR-031 (“Fail to get memory area”): There is insufficient memory (DRAM) to allocate memory for the Dual-Drive option.
- How do you troubleshoot FANUC alarm DMDR-031?
- Check the amount of memory(DRAM) being used by the system. Replace the CPU card to the one that has a larger memory size if necessary.
- Which part is involved in FANUC DMDR-031?
- DMDR-031 points to CPU card (CPU card). Confirm the real cause against the robot backup before replacing a part.
Related codes / Codes liés
Same hardware involved / Même matériel en cause
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 →