Print Quality Problems - Oki OL600e User Manual

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.
Fuzzy print
Distorted print
Faded print after
installation.
Smeared or
blotched print.
Printed page is light
or blurred.
OKI OL600/610ex(96-01-19)
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
environments, 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 is dirty.
Is toner low?
Hardware problem.
LED array is dirty.
Paper path, lamp assembly, or fusing
unit problem.
Toner cartridge is not correctly
installed.
Dirty rollers; toner dropped inside
printer or image drum problem.
Is toner low?
Is paper meant for laser printers?
Solution
Reinstall image drum cartridge.
Install new toner cartridge.
Install new toner cartridge.
Clean LED array.
Change papers to a smoother laser
bond or use a humidifier.
Contact your service representative.
Generate a Cleaning Page, repetitive
marks may be temporary. Install a
new image drum cartridge.
Change paper stocks, check paper
storage environment or use a
dehumidifier; check toner.
Replace toner cartridge. Check drum
and replace the drum, if necessary.
Contact service.
Clean LED array.
Replace toner cartridge.
Contact service.
Clean LED array.
Generate Cleaning Page.
Contact service.
Install toner cartridge correctly.
Generate Cleaning Page.
Contact service.
Replace toner cartridge.
Use recommended paper.