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FANUC Alarm SRVO-350DCS CPU alarm %x,%x

FANUC SRVO-350 (“DCS CPU alarm %x,%x”): An error occurred in the RAM self test. First check: Replace the CPU card or main board. Likely part: Main board (Main CPU board) +1 more.

Updated 2026-08-29 · LogrobotLM reference

Description

An error occurred in the RAM self test.

Remedy · Remède

Replace the CPU card or main board.

Part to check / replace · Pièce à contrôler / remplacer

FANUC SRVO-350 points to the hardware below — start here before ordering. · SRVO-350 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 SRVO-350 mean?
FANUC SRVO-350 (“DCS CPU alarm %x,%x”): An error occurred in the RAM self test.
How do you troubleshoot FANUC alarm SRVO-350?
Replace the CPU card or main board.
Which part is involved in FANUC SRVO-350?
SRVO-350 points to Main board (Main CPU board), 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 →