19. Image quality problem
Field Service Ver. 1.0 Jun. 2008
360
T
roubleshooting
19.3.37
Printer 4-color: brush effect, blurred image
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C529DA
Blurred image
Brush effect
Step
Section
Check item
Result
Action
1
Paper
Paper is damp.
YES
Change paper to one just
unwrapped from its package.
2
Paper type does not match.
YES
Change the setting.
3
Fusing unit
Fusing unit is installed properly.
NO
Reinstall.
4
Fusing entrance guide plate is dirty.
YES
Clean.
5
Fusing belt is dirty or scratched.
YES
Change fusing unit.
6
Machine
o
Fusing Trans-
port Speed
(Service Mode)
Changing fusing speed eliminates
the problem of brush effect and
blurred image.
YES
Readjust fusing transport
speed.
d-Color MF201
Service Manual Y109660-1