ABB Error 90861 — Safety configuration is Locked

What it means · Ce que ça veut dire

Safety configuration is Locked — ABB robot hardware event on the Safety configuration is Locked (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The requested safety-related operation could not be performed because the safety configuration is Locked. The operation is not performed. 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 Safety configuration is Locked, 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.
• Unlock the current configuration (requires UAS grant LOCK\_SAFETY\_CONFIG).

Frequently asked · Questions fréquentes

What does ABB error 90861 mean?

ABB 90861 (“Safety configuration is Locked”): Safety configuration is Locked — ABB robot hardware event on the Safety configuration is Locked (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 90861?

Inspect the Safety configuration is Locked, 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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