ABB Error 71557 — Signal transfer was defined but no internal device was found

What it means · Ce que ça veut dire

Signal transfer was defined but no internal device was found — ABB robot hardware event on the Signal transfer was defined but no internal device was found (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The signal arg is being transferred but no internal device was found. 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 Signal transfer was defined but no internal device was found, 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.
• Make sure the device is defined/configured before restarting the controller.

Frequently asked · Questions fréquentes

What does ABB error 71557 mean?

ABB 71557 (“Signal transfer was defined but no internal device was found”): Signal transfer was defined but no internal device was found — ABB robot hardware event on the Signal transfer was defined but no internal device was found (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below…

How do you troubleshoot ABB error 71557?

Inspect the Signal transfer was defined but no internal device was found, 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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