Dell 5110cn Color Laser Printer - Manual (Page 280)

2.
Grab the imaging drum by the handle, and pull it up and out. 3.
CAUTION: Do not touch inside the printer with your hands. Some parts may be hot. Allow
time for the printer to cool before attempting to remove parts in this area.
Installing the New Imaging Drum
Remove the protective cover from the imaging drum. 1.