FANUC Alarm BBOX-025 — Invalid acknowledge output DO

FANUC BBOX-025 (“Invalid acknowledge output DO”): Bump Acknowledge offset output is not configured correctly. First check: Configure the Bump Acknowledge offset output to a valid digital output.

Updated 2026-09-17 · LogrobotLM reference

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 →