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Printing Troubles
Symptom Cause Troubleshooting
Reference
pages
Printing is blurred in
some parts. White dots
appear when printing
solid colors.
The paper is too damp or too dry. Use paper that has been stored
at appropriate temperature and
humidity.
User's Guide
[Transfer Setting] is not properly
set.
If white dots appear in cyan transfer,
lower the setting value by selecting
[Menus] > [Print Adjust] > [Transfer
Setting] > [Cyan Transfer Setting] on
the control panel.
If white dots appear in other colors’
transfer, change the transfer setting
value of the corresponding color.
User’s Guide
[Media Transfer Setting Black] or
[Media Transfer Setting Color] is
not properly set.
On the control panel, change the
value in [Menus] > [Print Adjust]
> [Media Transfer Setting Black] or
[Media Transfer Setting Color].
User's Guide
There are scratches, dents or
foreign matter (including glue
from labels) on the belt unit.
Replace the belt unit.
* Implement protection against foreign
matter and do daily maintenance
(cleaning).
Page 57
Stripes in perpendicular
direction.
Paper feed direction
There are dents on the print
cartridge.
Replace the print cartridge. Page 55
Low toner. Replace the print cartridge. Page 55
The transfer path or the fuser and
exit unit are dirty because bits of
paper or glue are on them.
Clean the transfer path and the fuser
and exit unit.
Page 79
Page 90
The front or rear edge
of the paper is dirty.
Paper feed direction
The 2nd transfer roller is dirty. Run [Menus] > [Print Adjust] >
[Transfer Roller Cleaning] on the
control panel.
If it is not rectified even after that,
replace the 2nd transfer roller.
* Replacement of the 2nd transfer
roller is done together with the belt
unit, which is a consumable.
User's Guide
The area around the 2nd transfer
roller or the paper transfer path is
dirty.
Clean the area around the roller on
the 2nd transfer roller and the paper
transfer path.
Page 79
Image disturbance
occurs to the printed
portion.
The speed of the fuser unit is
incorrect.
Feed 400 mm of media or longer one
time.
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