Dell B2360dn Mono Laser Printer - Manual (Page 91)

6 Insert the imaging unit into the printer by aligning the arrows on the side rails of the imaging unit with the arrows
on the side rails inside the printer.
7 Insert the toner cartridge into the printer by aligning the side rails of the cartridge with the arrows on the side rails
inside the printer.
8 Close the front door.
Maintaining the printer 91