Software Problems - Oki 4600 User Manual

Symptom
Vertical white
streaking or faint
areas on page.
Vertical black
lines.
Fuzzy print.
Distorted print.
Faded print.
Smeared or
blotched print.
Printed page is
light/blurred.
Bold characters
and dark lines
are smeared.
Print is darker
than usual.
Pages curl
excessively.

Software problems

Your software (operating environment, applications and
printer drivers) controls the printing process. Make sure you
Problem
Toner is low and
does not distribute
properly, or the
drum is worn out.
LED array is dirty.
Hardware problem.
LED array is dirty.
Paper path, lamp
assembly, or fusing
unit problem.
Toner cartridge is
not correctly
installed.
Toner low.
Dirty rollers; toner
dropped inside
printer or image
drum problem.
Is toner low?
Is paper meant for
laser printers?
LED array is dirty.
Toner is low.
Darkness setting is
too high.
Printing on wrong
side of paper.
Moisture in paper.
Improper storage.
High humidity.
B4400/4500/4600 User's Guide
Solution
Replace toner cartridge. Check
drum and replace the drum, if
necessary. Contact service.
Clean LED array.
Contact service.
Clean LED array.
Generate cleaning page.
Contact service.
Install toner cartridge correctly.
Replace toner cartridge.
Replace image drum and toner.
Contact service.
Replace toner cartridge.
Use recommended paper.
Clean LED array.
Install new toner cartridge.
Change darkness setting.
Turn paper over in tray. (Note
arrow on paper package). Install
paper print side down in tray.
Avoid storing paper in areas of
excessive temperature and
humidity. Store paper in protective
wrapping.
Recommended operating
humidity: 20-80%
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