Dots And Horizontal Streaks Appear In The Paper Feeding Direction Periodically; White Area Is Lightly Stained - Oki COREFIDO B822dn User Manual

Dots and horizontal streaks appear in the paper feeding direction
periodically
Cause
If dots or streaks of a specific color
appear at intervals of about 94mm,
the green tube of the image drum is
scratched or dirty.
If dots or streaks appear at
intervals of about 109 mm or about
107 mm, the fuser is scratched or
dirty.
If the intervals are about 40mm or
58 mm, parts in the image drum
are damaged.
If the intervals are about 38mm,
there are foreign objects in the
image drum.
If the intervals are about 31mm, the
resist roller is dirty.
The image drum has been exposed
to light.
Dirt has deposited on the paper
transfer path.

White area is lightly stained

Cause
Static electricity occurs to the
paper.
Thick paper is used.
The toner is low.
Please replace the image drum.
Change the maintenance kit.
Please replace the image drum.
Open and close the front cover and print again.
If the problem persists, replace the image drum.
Open the front cover and wipe the resist roller with soft
tissue paper.
Install the image drum back to the printer, and leave the
printer idle for a few hours. If the problem persists, replace
the image drum.
Test print a few pages.
Use the paper stored at appropriate temperature and
humidity.
Use thinner paper.
When "Toner Low." or "Install Toner" is displayed, replace
the toner cartridge.
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Solution
Solution
Troubleshooting
Reference
Replacing the
image drum and
the toner
cartridge(P.320)
Replacing the
maintenance
kit(P.328)
Replacing the
image drum and
the toner
cartridge(P.320)
Replacing the
image drum and
the toner
cartridge(P.320)
Cleaning the
resist
roller(P.358)
Replacing the
image drum and
the toner
cartridge(P.320)
Printing the menu
map
(configuration)(P.
97)
Reference
Storing
paper(P.95)
Loading
paper(P.82)
Replacing toner
cartridges(P.312)