Other Issues
- 157 -
Tr
oubleshooting
7
Image Quality Issues
Memo
z
If the following information does not solve your trouble, contact your dealer.
Symptom
Point to check
Remedy
Reference
Vertical white lines
appear.
The LED heads are dirty.
Wipe the LED heads with a soft
tissue paper.
The toner is low.
Replace the toner cartridge.
Foreign material may be present
on the image drum.
Replace the image drum.
The image drum is not installed
properly.
Install the image drum properly.
The ADF document glass is dirty.
Clean the ADF document glass.
Printed images are
fading vertically.
The LED heads are dirty.
Wipe the LED heads with soft
tissue paper.
The toner is low.
Replace the toner cartridge.
The paper is unsuitable.
Use supported paper.
-
Printed images are light. The toner cartridge is not installed
properly.
Install the toner cartridge properly.
The toner is low.
Replace the toner cartridge.
The paper is moist.
Use paper stored under proper
temperature and humidity
conditions.
The paper is unsuitable.
Use supported paper.
-
The paper is unsuitable.
The settings of media type and
width are incorrect.
Press the <
SETTING
> key and
select [
Paper Setup
] > the paper
tray you are using, and then select
the proper values for [
Media
Type
] and [
Media Weight
]. Or,
select the thicker values for
[
Media Weight
].
The paper is recycled.
Press the <
SETTING
> key and
select [
Paper Setup
] > the paper
tray you are using, and then select
the thicker values for [
Media
Weight
].
Yellow and green are used in the
original document.
If the original data was
transmitted, ask the sender to
change the color of the original
document to black and white.
-
Printed images are
partially faded. White
spots and lines appear.
The paper is too moist or dry.
Use paper stored under proper
temperature and humidity
conditions.
Vertical lines appear.
The image drum is damaged.
Replace the image drum.
The toner is low.
Replace the toner cartridge.
The document glass and paper
feed roller of the ADF are dirty.
Clean the document glass and
paper feed roller.
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