Examples of poor print quality

Recommendation

 

Clean the corona wire inside the drum unit by sliding the green

 

tab. Be sure to return the green tab to the home position (a). (See

 

Cleaning the corona wire on page 62.)

 

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

 

Replacing the drum unit on page 63.)

 

The fuser unit may be contaminated. Call Brother Customer

 

Service.

All black

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

 

 

 

rough surfaced paper or thick print media can cause problems.

 

 

 

Make sure that you choose the appropriate media type in the

ABCDEFGH

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printer driver or in the machine’s Paper Type menu setting. (See

A B C D

Acceptable paper and other print media on page 17 and Basic tab

in the Software User’s Guide.)

a b c d e

The problem may disappear by itself. Print multiple pages to clear

0 1 2 3 4

this problem, especially if the machine has not been used for a

 

 

 

long time.

White lines across the page

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

 

 

 

Replacing the drum unit on page 63.)

Clean the corona wire of the drum unit. (See Cleaning the corona

 

 

 

 

 

 

 

 

wire on page 62.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ABCDEFGH

 

 

 

 

 

Replacing the drum unit on page 63.)

 

 

 

 

 

 

 

 

abcdefghijk

A B C D a b c d e 0 1 2 3 4

Lines across the page

Check the machine's environment. Conditions such as high humidity and high temperatures may cause this print quality problem.

If the problem is not solved after printing a few pages, put in a new

drum unit. (See Replacing the drum unit on page 63.)

White lines, bands or ribbing

across the page

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