Open door A.
Remove the used toner cartridge.
Unpack the new toner cartridge, and then shake it three times to redistribute the toner.
Insert the new toner cartridge.
Note: Use the arrows inside the printer as guides.
Close door A.
Follow this step‑by‑step guide on how to change the staple cartridge quickly and correctly.
Avoid printing delays. Install a new imaging unit when the printer prompts you to replace it.