Print Quality Problems - Oki OL810e Handbook

Print Quality Problems

Print Quality Problems
Before consulting a service representative regarding a print quality problem, check the table
below to see if there is a solution, or something you might have overlooked.
Symptom
Blank sheets
printed.
Entire page prints
faintly.
Page has gray
background.
Page prints all
black.
Page has
repetitive marks.
An oblong area of
faint print appears
on each page.
Vertical white
streaking or faint
areas on page.
Vertical black
lines.
Problem
Image drum cartridge not properly
installed.
Empty or missing toner cartridge.
Empty toner cartridge. Pages get fainter
when toner is used up.
LED array is dirty.
Static electricity, generally from dry,
cotton fiber papers, causes toner to
stick to background.
Hardware problem.
Damaged image drum cartridge causes
repetitive marks every 1.6 inches due to
surface nicks and scratches.
Dropout caused by using paper
exposed to high humidity.
Toner is low and does not distribute
properly or the drum is worn out.
LED array dirty.
Scratched image drum.
Is toner low?
Hardware problem.
Solution
Reinstall image drum cartridge.
Install new toner cartridge.
Install new toner cartridge.
Clean LED array.
Change papers to an acceptable
laser bond or use a humidifier.
Contact your service
representative.
Install new image drum cartridge.
Change paper stocks, or use a
dehumidifier; check toner.
Replace toner cartridge. Check
drum and replace the drum, if
necessary. Contact service.
Clean LED array.
Replace the image drum cartridge.
Replace toner cartridge.
Contact service.