6 - 20; Black toner marks ; across the page- Page 152

Brother HL-6050DN User's Guide

Table of Contents

About this printer
background image

TROUBLESHOOTING   6 - 20

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 5-8
.

Make sure that you use paper that meets our specifications. See What kind 
of paper can I use?
 on page 1-5.

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 
Cleaning the inside of the printer on page 5-15.

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.

White lines across the page

The problem may disappear by itself. Print multiple pages to clear this 
problem, especially if the printer has not been used for a long time.

The drum unit may be damaged. Put in a new drum unit. See Replacing 
the drum unit
 on page 5-8
.

Examples of poor print quality

Recommendation

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-6050DN User's Guide

Lists of information found in Brother HL-6050DN User's Guide - Page 152

  • 8. ■ Make sure that you use paper that meets our specifications.
  • 5. ■ If you use label sheets for laser printers, the glue from the sheets may sometimes stick to the OPC drum surface.
  • 15. ■ Do not use paper that has clips or staples because they will scratch the surface of the drum.

FAQ (Frequently Asked Questions) for Brother HL-6050DN User's Guide - Page 152

  • See What kind of paper can I use?

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