ABB Error 50379 — Active mechanical units have changed

What it means · Ce que ça veut dire

Active mechanical units have changed — ABB robot hardware event on the Active mechanical units have changed (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

When calling RestoPath all mechanical units have to be in the same active state as when StorePath was called. 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 Active mechanical units have changed, 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 that all mechanical units that were active when calling StorePath still are and that no other mechanical unit is active when calling RestoPath.

Frequently asked · Questions fréquentes

What does ABB error 50379 mean?

ABB 50379 (“Active mechanical units have changed”): Active mechanical units have changed — ABB robot hardware event on the Active mechanical units have changed (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 50379?

Inspect the Active mechanical units have changed, 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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