Oki C542, Advanced Manual

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4. Troubleshooting
Horizontal Lines and Spots Appear Periodically
Cause Solution Reference
If the intervals of lines or spots are
approximately 94 mm (3.7 inches), the
green tube of the image drum is
damaged or dirty. Lightly wipe the image drum with a
soft tissue paper.
Replace the image drum if it is
damaged.
Replacing the Image Drum
(User's Manual)
If the intervals of lines or spots are
approximately 30 mm (1.2 inches),
there may be foreign objects in the
image drum. Open and close the output tray, and
then print again.
Names of Components (User's
Manual)
The image drum has been exposed to
light. Place the image drum back into the
machine, and then do not use for a
few hours. If the problem persists,
replace the image drum.
Replacing the Image Drum
(User's Manual)
White Area on Paper is Lightly Stained
Cause Solution Reference
The paper has a static charge. Use paper stored under proper
temperature and humidity conditions.
Loading Paper (User's Manual)
The paper is too thick. Use thinner paper.
Loading Paper (User's Manual)
The toner is low. If "Toner Low" or "Toner Empty.
Replace with new Toner Cartridge."
appears, replace the toner cartridge.
Replacing the Toner Cartridges
(User's Manual)