Kyocera Printer Board Set Main Board Formatter I/O Parts Removal

This is a circuit board set for Kyocera printers.
This is a set including the main board, I/O board, and multiple other boards.

As these are removed parts, their operation has not been confirmed.
There are scratches, dirt, and dust, so please check the condition in the photos.

We do not have specialized knowledge, so details are unknown.
Please only purchase if you understand that these are junk items intended for parts removal.

Immediate purchase is welcome.