ABB Error 39408 — Rectifier Unit has the wrong type code

What it means · Ce que ça veut dire

Rectifier Unit has the wrong type code — ABB robot hardware event on the Rectifier Unit has the wrong type code (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The type code for rectifier unit arg in drive module arg is different from the one specified in the configuration file. Installed rectifier unit type is arg, and the configured type is arg . No operation will be possible until after correcting the fault. The system goes to system failure 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 Rectifier Unit has the wrong type code, 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 : The configuration file may contain incorrect values, the configuration key may be incorrect or the hardware may be of the wrong type.
• If the rectifier unit was recently replaced, a rectifier unit with the wrong type code may have been fitted or the key was not replaced with one for the correct hardware/software combination.
• Make sure the values in the configuration file match the installed hardware.
• Make sure the configuration key match the installed hardware/software combination.
• The configuration data is described in Technical reference manual - System parameters.

Frequently asked · Questions fréquentes

What does ABB error 39408 mean?

ABB 39408 (“Rectifier Unit has the wrong type code”): Rectifier Unit has the wrong type code — ABB robot hardware event on the Rectifier Unit has the wrong type code (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 39408?

Inspect the Rectifier Unit has the wrong type code, 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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