Dell 3010cn Color Laser Printer - Manual (Page 118)

3. Pull down the lever on the right to lock the drum cartridge in place.
4. Close the top cover.
How to install the Toner Cartridge
In addition to the toner level indicator that appears each time you send a job to print, a message appears on the operator panel to alert you when it's time to
order a new toner cartridge.
Dell toner cartridges are available only through Dell. You can order more toner online at http://www.dell.com/supplies or by phone. To order by phone, see
"Ordering Toner Cartridges" in your Owner's Manual.
Dell recommends Dell toner cartridges for your printer. Dell does not provide warranty coverage for problems caused by using accessories, parts, or
components not supplied by Dell.
Selecting a Replacement Toner Cartridge
1. Press Menu.
2. Press until Replace Toner appears, and then press or .
CAUTION: Before performing any of the following procedures, read and follow the safety instructions in your Owner's Manual.