Printer 4-Color: Uneven Density In Fd - Konica Minolta Bizhub C350 Service Manual

bizhub C350 Field Service Ver. 2.0 April 2004
4.3.29

Printer 4-Color: uneven density in FD

A. Typical Faulty Images
B. Troubleshooting Procedure
Step Section
Image Transfer Fingerprints, oil, or other foreign
1 Belt Unit matter is evident on the Image
Transfer Belt.
Image Transfer Belt is dirty or
2 scratched.
3 Terminal is dirty.
Image Transfer Image Transfer Roller is installed
4
Roller Unit properly.
Image Transfer Roller is dirty or
5
scratched.
The problem has been eliminated
6 through the checks of steps up to 5.
4036fs4043c0 4036fs4044c0
Check Item
4-87
Image quality problem
Result Action
YES Clean with specified solvent.
(See Maintenance.)
YES Clean dirty belt with a soft cloth.
Change Image Transfer Belt Unit
if belt is damaged.
YES Clean.
NO Reinstall.
YES Change Image Transfer Roller
Unit.
NO Change Image Transfer Roller
Unit.
Change Image Transfer Belt Unit.