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FANUC Alarm PRIO-176 — WARN CNET Connection Request Failed

FANUC PRIO-176 (“WARN CNET Connection Request Failed”): Remote device refused the connection. First check: Verify that the correct EDS file is being used for the device.

Updated 2026-09-17 · LogrobotLM reference

Description

Remote device refused the connection. This could be due to an invalid connection path.

Remedy

Verify that the correct EDS file is being used for the device. Check the target device configuration.

Related codes

PRIO-174WARN CNET Connection LostPRIO-175WARN CNET Bad Device StatePRIO-177WARN CNET Invalid configurationPRIO-178WARN Blk scns lost; … … …

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 →