Dell 3100cn Color Laser Printer - Manual (Page 82)

After you output the test results, contact Dell.
Clear NVRAM
You can restore the original factory default menu settings by initializing NVRAM.
1. Press Menu.
2. Press until Configure appears, and then press or .
3. Press until Maintenance appears, and then press or .
4. Press until Init NVRAM appears, and then press or .
5. The Init NVRAM Are you sure? message appears on the operator panel. Press .
6. Turn off the printer, and then on again.
Others
How to replace the Drum Cartridge
CAUTION: Before performing any of the following procedures, read and follow the safety instructions in your Owner's Manual.
Dell cartridges are available only through Dell. You can order more online at http://www.dell.com/supplies or by phone. To order by phone, see your Owner's
Manual.
Dell recommends Dell drum cartridges for your printer. Dell does not provide warranty coverage for problems caused by using accessories, parts, or
components not supplied by Dell.
1. To open both covers on the printer, grab the notch in the front door and pull forward. Lift the top cover and push back.
2. To remove the used drum cartridge, push up the lever on the right side of the printer.
NOTE: Remove any print jobs from the center output tray and close the multipurpose feeder cover before opening the top cover or front door.
NOTE: First pull the optional duplex module back if it is installed.