Oki C813n User Manual

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Other Issues
3
3. Troubleshooting
Symptom Point to check Remedy Reference
Horizontal lines
and spots appear
periodically.
Paper feed direction
If the interval of lines or spots
is about 94 mm (4 inches), the
image drum (the green tube) is
damaged or dirty.
Lightly wipe the image drum with
soft tissue paper.
Replace the image drum if it is
damaged.
page 101
If the interval of lines or spots is
about 40 mm (2 inches), foreign
materials may be present on the
image drum.
Open and close the output tray,
and print again.
-
If the interval of lines or spots is
about 143 mm, there is damage to
the fuser unit.
Change the fuser unit. page 107
The image drum has been exposed
to light.
Place the image drum back into
the printer and leave it for a few
hours. If that does not solve the
problem, replace the image drum.
page 101
The paper feed path is dirty. Print a few test copies. -
White area of paper is
lightly stained.
The paper contains static
electricity.
Use paper stored in proper
temperature and humidity
conditions.
page 43
The paper is too thick. Use thinner paper. -
The toner is low. Replace the toner cartridge. page 97
Periphery of letters is
smudged.
The LED heads are dirty. Wipe the LED heads with soft
tissue paper.
page 111
The paper is unsuitable. Use recommended paper. -
The paper is moist. Replace it with new paper. page 43
The entire paper area
is lightly stained when
printing on envelopes or
coated paper.
The toner may be sticking to the
whole area of the envelope or
coated paper.
This is not a malfunction of the
printer.
Coated paper is not recommended.
-
Toner comes off when it
is rubbed.
The settings of media type and
weight are incorrect.
Press the scroll button or
and select [Menus] > [Tray
Conguration] > the paper
tray conguration you are using,
and then select the proper
values for [Media Type] and
[Media Weight]. Or, select a
heavier weight in [Media Weight].
page 43
The paper is recycled.
The media weight setting is
unsuitable.
Press the scroll button
or
and select [Menus] > [Tray
Conguration] > the paper tray
conguration you are using, and
then select a heavier weight for
[Media Weight].
page 43
Glossiness is not
uniform.
The settings of media type and
weight are incorrect.
Press the scroll button or
and select [Menus] > [Tray
Conguration] > the paper
tray conguration you are using,
and then select the proper
values for [Media Type] and
[Media Weight]. Or, select a
heavier weight in [Media Weight].
page 43

Oki C813n Specifications

General

Brand	Oki
Model	C813n
Category	Printer
Language	English