Printer 4-Color: Brush Effect, Blurred Image - Konica Minolta bizhub C650 Service Manual

18. Image quality problem
18.3.37

Printer 4-color: brush effect, blurred image

A. Typical faulty images
B. Troubleshooting procedure
Step Section
Paper
1
2
3 Fusing unit
4
5
Machine
→ Fusing Trans-
6
port Speed
(Service Mode)
732
Brush effect
4036fs4061c0
Check item
Paper is damp.
Paper type does not match.
Fusing unit is installed properly.
Fusing entrance guide plate is dirty. YES Clean.
Fusing belt is dirty or scratched.
Changing fusing speed eliminates
the problem of brush effect and
blurred image.
Field Service Ver. 8.0 Jun. 2008
Blurred image
4036fs4031c0
Result
YES Change paper to one just
unwrapped from its package.
YES Change the setting.
NO Reinstall.
YES Change fusing unit.
YES Readjust fusing transport
speed.
Action