Replacing the imaging drum 1 Replace the imaging drum when the printer control panel displays: REPLACE DRUM KIT . 1 Open the drum drawer and remove the used imaging drum. 2 Locate the new imaging drum. Align it over the drawer so that the arrow on top points to the rear of the printer, and the blue end cap on the side fits into the slot identified with the blue arrow. CAUTION 88 Printer maintenance C7085-90921 2 3