Black toner marks across the ; Black lines down the page; White lines down the page- Page 116

Brother HL-5280DW User's Guide

Table of Contents

3 Driver and Software
Appendix A
background image

7. Troubleshooting

 108

 

Black toner marks across the 

page

„

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

Replacing the drum 

unit

 on page 80.

„

Make sure that you use paper that meets our specifications. Se

About paper

 on 

page 6.

„

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 on 

Clean the drum unit 

as follows:

 on page 107.

„

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.

 

Black lines down the page

Printed pages have toner stains 

down the page.

„

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

Cleaning the corona wire

 on page 89.

„

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 80.

„

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

Replacing the toner cartridge

 on page 75.

„

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

 

White lines 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 86.

„

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

Replacing the toner cartridge

 on page 75.

„

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

Replacing the drum 

unit

 on page 80.

 

Page skewed

„

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 10.

„

If you are using the multi-puroise tray, see 

Printing on plain paper, bond paper or 

transparencies from the MP tray

 on page 13.

„

The paper tray may be too full. See 

Printing on plain paper, bond paper or 

transparencies from Tray 1, 2 or 3

 on page 10.

„

Check the paper type and quality. See 

About paper

 on page 6.

Examples of poor print 
quality

Recommendation

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A B C D
a b c d e
0 1 2 3 4

ABCDEFGH
abcdefghijk

A B C D
a b c d e
0 1 2 3 4

ABCDEFGH
abcdefghijk

A B C D
a b c d e
0 1 2 3 4

ABCDEFGH
abcdefghijk

A B C D
a b c d e
0 1 2 3 4

Detailed Information for Brother HL-5280DW User's Guide

Lists of information found in Brother HL-5280DW User's Guide - Page 116

  • 7. Troubleshooting 108 Black toner marks across the page „ The drum unit may be damaged.
  • 6. „ If you use label sheets for laser printers, the glue from the sheets may sometimes stick to the OPC drum surface.
  • 7. „ Do not use paper that has clips or staples because they will scratch the surface of the drum.
  • 89. „ Make sure the primary corona wire cleaner is at the home position ( a ).
  • 75. „ The fuser unit may be smudged.
  • 86. „ The toner cartridge may be damaged.
  • 75. „ The drum unit may be damaged.
  • 13. „ The paper tray may be too full.

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