FANUC Alarm DNET-086 — ERR_STOP_C Stop scan cmd failed: Bd …
Manufacturer wording — ERR_STOP_C Stop scan cmd failed: Bd %d
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC DNET-086 (“ERR_STOP_C Stop scan cmd failed: Bd …”): The specified board is unable to acknowledge the stop-scanning command. First check: Check DeviceNet connection to the board, as well as DeviceNet power to the network.
Updated 2026-09-17 · LogrobotLM reference
Description
The specified board is unable to acknowledge the stop-scanning command.
Remedy
Check DeviceNet connection to the board, as well as DeviceNet power to the network. If board is already in ERROR state, this error can be disregarded.
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 →