Olivetti d-Color MF201 - Printer 4-Color: Uneven Density in Sub Scan Direction

19. Image quality problem Field Service Ver. 1.0 Jun. 2008
352
Troubleshooting
19.3.29 Printer 4-color: uneven density in sub scan direction
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C526DA
Step Section Check item Result Action
1
Transfer belt unit Fingerprints, oil, or other foreign
matter is evident on the transfer
belt.
YES Clean.
2
Transfer belt is dirty or scratched. YES Clean dirty belt with a soft cloth.
Change transfer belt unit if belt is
damaged.
3 Terminal is dirty. YES Clean.
4
Transfer roller
unit
Image transfer roller is installed
properly.
NO Reinstall.
5
Image transfer roller is dirty or
scratched.
YES Change transfer roller unit.
6
The problem has been eliminated
through the checks of steps up to 5.
NO Change transfer belt unit.
d-Color MF201
Service Manual Y109660-1
d-Color MF201