Konica Minolta 9750 Manual page 74

2 Push in the cover release buttons on the side of the copy
stacker until you hear a click. Lift the copy stacker.
3 Remove the old image drum unit (with its toner
cartridge), wrap it in the packaging materials from
your new image drum unit, and discard it.
4 Remove the protective sheet from the new image drum. unit
5 Insert the new image drum unit into your machine. To
ensure that the image drum is positioned correctly,
press down firmly on both of the locations on the
image drum marked "PUSH."
6 Install a new toner cartridge. Follow Steps 4-7 in
"Replacing the Toner Cartridge" in this chapter.