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Image Quality Issues
4
4.
Troubleshooting
●
●
Image Quality Issues
Memo
●
If the following information does not solve your issues, contact your dealer.
Symptom
Cause
Remedy
Reference
Page
Vertical lines appear.
Paper feed direction
The LED heads are dirty.
Wipe the LED heads with a soft
tissue paper.
The toner is low.
Replace the toner cartridge.
The image drum is damaged.
Replace the print cartridge.
Foreign materials may be present
on the print cartridge.
Replace the print cartridge.
The light-shielding film of the print
cartridge is dirty.
Wipe the film with a soft tissue
paper.
–
The print cartridge is not installed
properly.
Install the print cartridge properly.
Printed images are
fading vertically.
Paper feed direction
The LED heads are dirty.
Wipe the LED heads with a soft
tissue paper.
The toner is low.
Replace the toner cartridge.
The paper is unsuitable.
Use supported paper.
Printed images are light. The toner save is enabled.
Change the toner save settings.
Advanced
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 in proper
temperature and humidity
conditions.
The paper is unsuitable.
Use supported paper.
The paper is unsuitable.
The settings of media type and
weight are incorrect.
Press the button and select
[
Menus
] > [
Tray Configuration
]
> the paper tray configuration
you are using, and then select the
proper values for [
Media Type
]
and [
Media Weight
]. Or, select a
larger value for [
Media Weight
].
Recycled paper is used.
The media weight setting is
unsuitable.
Press the button and select
[
Menus
] > [
Tray Configuration
]
> the paper tray configuration you
are using, and then select a larger
value for [
Media Weight
].
Printed images are
partially faded. Spots
and lines appear.
The paper is too moist or dry.
Use paper stored in proper
temperature and humidity
conditions.
[
Paper Black Setting
] is
improperly configured.
Press the button and select
[
Menus
] > [
Print Adjust
], and
then change the value for [
Paper
Black Setting
].
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