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FANUC Alarm DNET-071 — ERR_STOP_C Dup dbrd: Bd:… Mbd:…

Manufacturer wording — ERR_STOP_C Dup dbrd: Bd:%d Mbd:%s
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC DNET-071 (“ERR_STOP_C Dup dbrd: Bd:… Mbd:…”): You have two or more DeviceNet daughter boards with the same board number configuration. First check: Re-configure the DIP switches on your daughter boards so that you no longer have duplicates.

Updated 2026-09-17 · LogrobotLM reference

Description

You have two or more DeviceNet daughter boards with the same board number configuration.

Remedy

Re-configure the DIP switches on your daughter boards so that you no longer have duplicates. DIP switch configuration information is found in the User's Guide to the FANUC Robotics DeviceNet Interface.

Related codes

DNET-069ERR_STOP_C Unknown error code …DNET-070WARN Connection allocation errorDNET-072WARN Found dupl. DNet daughterboardDNET-073WARN No match on mod type look-up

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