ABB Error 39601 — Wrong unit position for drive module

What it means · Ce que ça veut dire

Wrong unit position for drive module — ABB robot hardware event on the Wrong unit position for drive module (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Unexpected type of unit is located at unit\_position arg on the EtherCAT network. The system goes to system failure state. No operation will be possible until the fault has been corrected. 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 Wrong unit position for drive module, 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 units on the EtherCAT network is connected in the wrong order.
• Make sure that the cable from the main computer goes to the MRU and the cable from the MRU goes to the robot.
• Restart the controller.

Frequently asked · Questions fréquentes

What does ABB error 39601 mean?

ABB 39601 (“Wrong unit position for drive module”): Wrong unit position for drive module — ABB robot hardware event on the Wrong unit position for drive module (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 39601?

Inspect the Wrong unit position for drive module, 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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