ABB Error 40206 — Interrupt queue full

What it means · Ce que ça veut dire

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

Execution of all normal tasks has stopped. Too many interrupts has occurred in arg while executing a trap routine. The system goes to blocked state and cannot be restarted before moving the program pointer to an arbitrary position. 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 Interrupt queue full, 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 : Too many interrupts has occurred while executing a trap routine.
• This can be caused by heavy CPU load.
• Minimize execution time in the trap routine.
• Disable/enable interrupts while executing a trap routine using the Isleep or Iwatch commands.

Frequently asked · Questions fréquentes

What does ABB error 40206 mean?

ABB 40206 (“Interrupt queue full”): Interrupt queue full — ABB robot hardware event on the Interrupt queue full (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 40206?

Inspect the Interrupt queue full, 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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