ABB Error 90801 — CRC error in arg safety configuration file

What it means · Ce que ça veut dire

CRC error in arg safety configuration file — ABB robot hardware event on the CRC error in arg safety configuration file (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The CRC in the safety configuration file does not match the contents of the file. The safety configuration file is not loaded and the Safety Controller goes to Safe state. 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 CRC error in arg safety configuration file, 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.
• Update the safety configuration and restart the system.

Frequently asked · Questions fréquentes

What does ABB error 90801 mean?

ABB 90801 (“CRC error in arg safety configuration file”): CRC error in arg safety configuration file — ABB robot hardware event on the CRC error in arg safety configuration file (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains…

How do you troubleshoot ABB error 90801?

Inspect the CRC error in arg safety configuration file, 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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