ABB Error 20640 — Camera connection down

What it means · Ce que ça veut dire

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

The connection to camera arg with IP address arg has been lost. The robot controller cannot access the camera. 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 Camera connection down, 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.
• Check cabling and camera settings.

Frequently asked · Questions fréquentes

What does ABB error 20640 mean?

ABB 20640 (“Camera connection down”): Camera connection down — ABB robot hardware event on the Camera connection down (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 20640?

Inspect the Camera connection down, 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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