ABB Error 50430 — Underrun in the axis computer

What it means · Ce que ça veut dire

Underrun in the axis computer — ABB robot hardware event on the Underrun in the axis computer (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The axis computer in drive module arg has detected underrun of data from the main computer and therefore stopped the execution. The system goes to SYS HALT. 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 Underrun in the axis computer, 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.
• probable : - There is a communication error/glitch between the main computer and the axis computer.
• - A previous error has put the system in a high CPU load state.
• - High CPU load in the main computer, for example generated by too frequent I/O communication.
• - Check for other error logs.
• - Check the Ethernet cabling and connector on both the main computer and the axis computer.

Frequently asked · Questions fréquentes

What does ABB error 50430 mean?

ABB 50430 (“Underrun in the axis computer”): Underrun in the axis computer — ABB robot hardware event on the Underrun in the axis computer (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 50430?

Inspect the Underrun in the axis computer, 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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