Olivetti d-Color MF201 - Printer 4-Color: Uneven Image

19. Image quality problem Field Service Ver. 1.0 Jun. 2008
362
Troubleshooting
19.3.39 Printer 4-color: uneven image
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C525DA
Step Section Check item Result Action
1
Toner cartridge The toner cartridge of every color
is surely installed.
NO Re-install it.
2 PH unit The PH unit is surely installed. NO Re-install it.
3
Toner cartridge There is any stain or breakage on
the drive section of the toner car-
tridge.
YES Clean/replace the toner cartridge.
4
Imaging unit There is any stain, damage or
abrasion on the PC drum.
YES Replace the imaging unit.
5
Transfer roller unit There is any stain, damage,
deformation or abrasion on the
transfer roller.
YES Replace the transfer roller unit.
6
Fusing unit There is any stain, damage,
deformation or abrasion on the
roller and drive section of the fus-
ing unit.
YES Replace the fusing unit.
7
The problem has been eliminated
through the check of step 6.
NO Replace the transfer belt unit.
d-Color MF201
Service Manual Y109660-1
d-Color MF201