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FANUC Alarm PRIO-156 — STOP CNET Er %s Bd %d MAC %d

FANUC PRIO-156 (“STOP CNET Er %s Bd %d MAC %d”): The connection for the device Mac listed encountered an error. First check: Refer to code if listed.

Updated 2026-08-29 · LogrobotLM reference

Description

The connection for the device Mac listed encountered an error. The Er number is the ControlNet error code.

Remedy · Remède

Refer to code if listed. If not, refer to the ControlNet error code in the System manual or the ControlNet specification

Frequently asked · Questions fréquentes

What does FANUC alarm PRIO-156 mean?
FANUC PRIO-156 (“STOP CNET Er %s Bd %d MAC %d”): The connection for the device Mac listed encountered an error. The Er number is the ControlNet error code.
How do you troubleshoot FANUC alarm PRIO-156?
Refer to code if listed. If not, refer to the ControlNet error code in the System manual or the ControlNet specification

Related codes / Codes liés

PRIO-154STOP CNET Duplicate Mac ID Bd %dPRIO-155STOP CNET Network Error Bd %dPRIO-157STOP CNET Err Loading BIN file Bd %dPRIO-158WARN CNET File Not Found

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →