If this copier had a finisher installed at some point you will also need to get your hands on the foam rings that go on the exit rollers of the shift...
We replaced the MFPC-SCAN PWB on 11/8/2021 and the U2-74 has not returned. We updated the firmware prior to that and then on the next call installed...
This are often difficult to find in the Parts Guide. If you open the Parts guide and search "cartridge" you can normally find it. There is a document...