Lexmark 450dn manual Troubleshooting, Solving print quality problems

Models: 450dn

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Note: Macintosh computer users should make sure the lines per inch (lpi) setting is not

Troubleshooting

Problem

Action

Entire page is white.

• Make sure the packaging material is removed from the photoconductor kit.

 

Check the photoconductor kit and toner cartridge to be sure they are installed

 

 

correctly.

 

Replace the photoconductor kit.

Streaks appear on the page. • If you are using preprinted forms, make sure the ink can withstand temperatures of 210°C (410°F).

• Replace the photoconductor kit or toner cartridge.

Printing is too dark.

Change the Toner Darkness setting in the Quality menu.

 

• Change the Brightness setting in the Quality menu.

 

Change the Contrast setting in the Quality menu.

 

Note: Macintosh computer users should make sure the lines per inch (lpi) setting is not

 

set too high in the software application.

Characters have jagged or

• Change the Print Resolution setting in the Quality menu to 600 dpi, 1200 dpi, or 2400

uneven edges.

 

Image Q.

 

Enable Enhance Fine Lines.

 

If you are using downloaded fonts, verify the fonts are supported by the printer, the

 

 

host computer, and the software application.

Solving print quality problems

57

Page 57
Image 57
Lexmark 450dn manual Troubleshooting, Solving print quality problems