Cleaning

Clean the outside and inside of the printer regularly with a dry, lint-free cloth. When you replace the toner cartridge or the drum unit, make sure you clean the inside of the printer. If printed pages are stained with toner, clean the inside of the printer with a dry, lint-free cloth.

Cleaning the outside of the printer

CAUTION

• Use neutral detergents. Cleaning with volatile liquids such as thinner or benzine will damage the surface of the printer. • Do not use cleaning materials that contain ammonia.

Clean the outside of the printer as follows:

1. Turn off the printer power switch and unplug the printer from the AC power outlet.
   
2. Pull the paper tray completely out of the printer.
   
3. Wipe the outside of the printer with a soft cloth to remove dust.
   
4. Remove anything that is stuck inside the paper tray.
5. Wipe the inside of the paper tray with a soft cloth to remove dust.
   
6. Put the paper tray firmly back in the printer.
7. Plug the printer back in and turn on the printer power switch.

Cleaning the inside of the printer

Clean the inside of the printer as follows:

1. Turn off the printer power switch and unplug the printer from the AC power outlet.
   
2. Open the front cover of the printer.
   
3. Pull out the drum unit and toner cartridge assembly.
   

HOT SURFACE

After you have just used the printer, some internal parts of the printer are extremely hot! Wait for the printer to cool down before you touch the internal parts of the printer.

4. Wipe the scanner window with a dry, lint-free cloth.
   
5. Put the drum unit and toner cartridge assembly back in the printer.
6. Close the front cover.
7. Plug the printer back in and turn on the printer power switch.

Cleaning the corona wire

If you are experiencing print quality problems, please clean the corona wire as follows:

1. Open the front cover of the printer.
   
2. Pull out the drum unit and toner cartridge assembly.
   

CAUTION

• We recommend that you place the drum unit and toner cartridge assembly on a piece of disposable paper or cloth in case you accidentally spill or scatter toner. • To prevent damage to the printer from static electricity, do not touch the electrodes shown in the illustrations.

3. Clean the primary corona wire inside the drum unit by gently sliding the blue tab from right to left and left to right several times. Return the tab to the home position () before you put the drum unit back in the printer. If you do not, printed pages may have a vertical stripe.
   
4. Put the drum unit and toner cartridge assembly back in the printer. Close the front cover of the printer.