ABB Error 71426 — Redémarrage du bus d'E/S DeviceNet

What it means · Ce que ça veut dire

Redémarrage du bus d'E/S DeviceNet — ABB robot hardware event on the controller hardware (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

This code's manufacturer text exists only in French in the ABB manuals it comes from. It is reproduced verbatim above; your robot's own manual remains authoritative. Le bus d'E/S DeviceNet s'est relancé. L'échange de données avec les unités d'E/S configurées est maintenant possible.

What to check · Que vérifier

• 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.

Frequently asked · Questions fréquentes

What does ABB error 71426 mean?

ABB 71426 (“Redémarrage du bus d'E/S DeviceNet”): Redémarrage du bus d'E/S DeviceNet — ABB robot hardware event on the controller hardware (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 71426?

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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