FANUC Alarm DNET-124 — WARN Device not autorec: Bd … MAC …
Manufacturer wording — WARN Device not autorec: Bd %d MAC %d
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC DNET-124 (“WARN Device not autorec: Bd … MAC …”): This message appears when a board automatically restarts communication with a DeviceNet network, but some or all devices are not designated as autoreconnecting. First check: Pressing RESET will attempt reconnection with the non-communicating devices and clear this message.
Updated 2026-09-17 · LogrobotLM reference
Description
This message appears when a board automatically restarts communication with a DeviceNet network, but some or all devices are not designated as autoreconnecting. Pressing RESET will attempt reconnection with these devices.
Remedy
Pressing RESET will attempt reconnection with the non-communicating devices and clear this message.
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 →