Brother Operating Instructions Basic User's Manual page 105

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Examples of poor print quality

ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.

Colored streaks or bands down the

page

ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.

Colored lines across the page

Recommendation



Clean all four corona wires (one for each color) inside the

drum unit by sliding the green tab (see Cleaning the corona

wires on page 51).



Make sure the green tab of the corona wire is at the home

position (a)(1).



Replace the toner cartridge that matches the color of the

streak or band (see Replacing the toner cartridges

on page 45).

To identify the color of the toner cartridge, visit us at

http://support.brother.com to view our FAQs and

troubleshooting tips.



The drum unit may be damaged. Install a new drum unit (see

Replacing the drum units on page 55.)

To identify the color of the drum unit, visit us at

http://support.brother.com to view our FAQs and

troubleshooting tips.



Identify the color causing the problem and replace the toner

cartridge that matches the color of the line (see Replacing

the toner cartridges on page 45).

To identify the color of the toner cartridge, visit us at

http://support.brother.com to view our FAQs and

troubleshooting tips.



Identify the color causing the problem and install a new drum

unit (see Replacing the drum units on page 55).

To identify the color of the drum unit, visit us at

http://support.brother.com to view our FAQs and

troubleshooting tips.

Troubleshooting

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