Troubleshooting

Examples of poor print

Recommendation

 

 

 

 

quality

 

 

 

 

 

 

 

 

 

 

 

 

„ The drum unit may be damaged. Put in a new drum unit. See Replacing the drum

 

 

 

 

 

 

 

 

 

 

 

unit on page 101.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„ The toner cartridge may be damaged. Put in a new toner cartridge. See

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replacing the toner cartridge on page 94.

 

 

 

 

 

 

 

 

 

 

 

„ Make sure that you use paper that meets our specifications. See About paper on

 

 

 

 

 

 

 

 

 

 

 

page 6.

 

 

Black toner marks across the

„ If you use label sheets for laser printers, the glue from the sheets may sometimes

 

 

stick to the OPC drum surface. Clean the drum unit. See Clean the drum unit as

 

 

 

 

page

follows: on page 130.

 

 

 

 

 

 

 

 

 

 

 

„ Do not use paper that has clips or staples because they will scratch the surface

 

 

 

 

 

 

 

 

 

 

 

of the drum.

 

 

 

 

 

 

 

 

 

 

 

„ If the unpacked drum unit is in direct sunlight or room light, the unit may be

 

 

 

 

 

 

 

 

 

 

 

damaged.

 

 

 

 

 

 

 

 

 

 

 

„ Clean the primary corona wire inside the drum unit by sliding the blue tab. See

7

 

 

 

 

 

 

 

 

 

Cleaning the corona wire on page 112.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„ Make sure the primary corona wire cleaner is at the home position (a).

 

 

 

 

 

 

 

 

 

 

 

„ The drum unit may be damaged. Put in a new drum unit. See Replacing the drum

 

 

 

 

 

 

 

 

 

 

 

unit on page 101.

 

 

 

 

 

 

 

 

 

 

 

„ The toner cartridge may be damaged. Put in a new toner cartridge. See

 

 

Black lines down the page

Replacing the toner cartridge on page 94.

 

 

„ The fuser unit may be smudged. Call your dealer or Brother Customer Service.

 

 

Printed pages have toner stains

 

 

 

 

 

down the page.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„ Make sure that a torn piece of paper is not inside the printer covering the scanner

 

 

 

 

 

 

 

 

 

 

 

window.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„ Wipe the scanner window with a soft cloth. See Cleaning the inside of the printer

 

 

 

 

 

 

 

 

 

 

 

on page 107.

 

 

 

 

 

 

 

 

 

 

 

„ The toner cartridge may be damaged. Put in a new toner cartridge. See

 

 

 

 

 

 

 

 

 

 

 

Replacing the toner cartridge on page 94.

 

 

White lines down the page

„ The drum unit may be damaged. Put in a new drum unit. See Replacing the drum

 

 

unit on page 101.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„ Make sure that the paper or other print media is loaded properly in the paper tray

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and that the guides are not too tight or too loose against the paper stack.

 

 

 

 

 

 

 

 

 

 

 

„ Set the paper guides correctly. See Printing on plain paper, bond paper or

 

 

 

 

 

 

 

 

 

 

 

transparencies from Tray 1, 2 or 3 on page 11.

 

 

 

 

 

 

 

 

 

 

 

„ If you are using the multi-purpose tray, see Printing on plain paper, bond paper

 

 

 

 

 

 

 

 

 

 

 

or transparencies from the MP tray on page 15.

 

 

Page skewed

„ The paper tray may be too full. See Printing on plain paper, bond paper or

 

 

transparencies from Tray 1, 2 or 3 on page 11.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

„ Check the paper type and quality. See About paper on page 6.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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