FANUC Alarm ARC-204 — WARN Arclink ch… available

Manufacturer wording — WARN Arclink ch%d available
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC ARC-204 (“WARN Arclink ch… available”): This is an informational message indicating that the Arclink network has been initialized and is ready for normal operation. First check: None.

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 →