Troubleshooting

Examples of poor print quality

Recommendation

 

 

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

 

Acceptable paper and other print media on page 16.

 

Choose Thick Paper mode in the printer driver, choose Thick in

 

the machine’s Paper Type menu setting or use thinner paper than

 

you are currently using. See Paper Type on page 15 and Basic

 

tab in the Software User's Guide.

 

Check the machine’s environment. Conditions such as high

 

humidity can cause hollow print. See the Safety and Legal

 

booklet.

Hollow print

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

 

Replacing the drum unit on page 35.

 

 

 

 

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

 

from left to right and right to left several times. Be sure to return

 

the green tab to the home position (a). See Cleaning the corona

 

wire on page 34.

 

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

 

Replacing the drum unit on page 35.

 

The fuser unit may be contaminated. Call Brother Customer

 

Service.

All black

 

B

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

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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 16 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 35.

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

 

 

 

 

 

 

 

 

wire on page 34.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ABCDEFGH

 

 

 

 

 

Replacing the drum unit on page 35.

 

 

 

 

 

 

 

 

abcdefghijk

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

Lines across the page

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