ABB Error 71527 — EtherNet/IP adapter state conflict

What it means · Ce que ça veut dire

EtherNet/IP adapter state conflict — ABB robot hardware event on the EtherNet/IP adapter state conflict (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The current state of the adapter arg prevents communication from being established or the execution of a specific service. This is an adapter specific behavior documented by the vendor. No communication with the adapter arg is possible as long as the adapter is in this state. Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

• Inspect the EtherNet/IP adapter state conflict, its wiring and connections first.
• Match this code against your robot's event-log timeline before swapping parts.
• Follow the French field checks below — they are the tested sequence for this fault.
• Verify the current state of the adapter .
• If the state is error, check the I/O configuration or hardware setup of the adapter and consult the vendor documentation.
• If the state is running, the I/O device was earlier temporarily busy during communication attempt but has now recovered, no further actions are necessary.

Frequently asked · Questions fréquentes

What does ABB error 71527 mean?

ABB 71527 (“EtherNet/IP adapter state conflict”): EtherNet/IP adapter state conflict — ABB robot hardware event on the EtherNet/IP adapter state conflict (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

How do you troubleshoot ABB error 71527?

Inspect the EtherNet/IP adapter state conflict, its wiring and connections first. Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.

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