ABB Error 20666 — Error during automatic calibration

What it means · Ce que ça veut dire

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

Error locating the hall sensor. Unable to find the hall sensor for joint arg . The calibration for joint arg failed, and will be uncalibrated. 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 Error during automatic calibration, 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.
• Move the joint closer the synchronization markers and retry.

Frequently asked · Questions fréquentes

What does ABB error 20666 mean?

ABB 20666 (“Error during automatic calibration”): Error during automatic calibration — ABB robot hardware event on the Error during automatic calibration (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 20666?

Inspect the Error during automatic calibration, 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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