C9800 User’s Guide> 99
Printing is light. The toner cartridge is
not properly seated.
Reinstall the toner
cartridge.
The toner is low. Replace the toner cartridge.
The paper is moist. Use paper stored in proper
temperature and humidity
conditions.
The paper is not
suitable for the printer.
Use recommended paper.
Thickness and type of
paper are inappropriate.
Set a proper value for
[Media Weight] and [Media
Type] in the menu setup, or
set one value thicker for
[Media Weight].
Recycled paper is being
used.
Set one value thicker for
[Media Weight] in the menu
setup.
Partially faded
images. White
spots and lines
appear in solid
printing.
Paper is moist or dry. Use paper stored in proper
temperature and humidity
conditions.
Vertical lines
appear.
The image drum
cartridge is damaged.
Replace the image drum
cartridge.
The toner is low. Replace the toner cartridge.
Horizontal Lines
and spots appear
periodically.
When the interval is
about 94mm (4in), the
image drum (the green
tube) is damaged or
dirty.
Wipe it lightly with a soft
cloth. Replace the image
drum cartridge when it is
damaged.
When the interval is
about 42mm (1.5in),
there may be foreign
particles in the image
drum cartridge.
Open/close the top cover,
and print again.
When the interval is
about 87mm (3.5in),
the fuser unit is
damaged.
Replace the fuser unit.
The image drum
cartridge has been
exposed to light.
Replace the image drum
cartridge if the problem is
not resolved.
SYMPTOMS POSSIBLE CAUSES STEPS TO TAKE
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Performance
Memory
Paper Handling
Power and Acoustic Noise
Weight and Dimensions
