Vacon · NX Liquid-Cooled Drive
An option board of a different or incorrect type has been detected in a slot. This indicates a hardware configuration mismatch between the inserted board and the expected or previously configured type. Subcodes S1-S5 specify the board type (Control, Control unit, Power board, Power unit, Adapter board & slot).
Click steps to track your progress.
Reset the fault.
Verify the type of option board installed against the required or configured type for that slot.
Set the option board parameters again, ensuring they match the characteristics of the newly installed or corrected board.