ABB Error 71556 — Signal cannot be transferred

What it means · Ce que ça veut dire

Signal cannot be transferred — ABB robot hardware event on the Signal cannot be transferred (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The signal arg has the signal type arg . Only signals with the signal type DI or GI can be transferred with TransferOutputOffset and only DO/GO can be transferred with TransferInputOffset. The configuration has been rejected. 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 cannot be transferred, 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.
• Change the signal type or transfer another signal.

Frequently asked · Questions fréquentes

What does ABB error 71556 mean?

ABB 71556 (“Signal cannot be transferred”): Signal cannot be transferred — ABB robot hardware event on the Signal cannot be transferred (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 71556?

Inspect the Signal cannot be transferred, 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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