FANUC Alarm DNET-018 — WARN Memory test failed
FANUC DNET-018 (“WARN Memory test failed”): The specified board has failed the initial memory test. First check: Cold start the system.
Updated 2026-09-17 · LogrobotLM reference
Description
The specified board has failed the initial memory test.
Remedy
Cold start the system. If the problem persists, INIT start and reload the DeviceNet
Related codes
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. How this reference is built →