Void Areas, White Spots - Samsung CLX-9350ND Service Manual

7.3.14 Void areas, white spots

A. Typical faulty images yp y
B. Troubleshooting procedure
Step Section
1 Image check
2
3 Imaging unit
4
5 Toner cartridge
6 Transfer belt
unit
7 Transfer roller
unit
8 Paper path
9
Service Manual
CLX-9250/9350 series
7. Troubles
g
Check item
There are void areas at th
side or high density sectio
There is void area at the r
side section.
The surface of the OPC d
scratched.
Dirty on the outside.
Foreign matter or caked to
the toner cartridge.
Transfer belt is dirty or
scratched.
Transfer roller is dirty or
scratched.
There is foreign matter on
path.
Pre-image transfer guide
is damaged or dirty. is damaged or dirt
shooting
Result
he front Yes
on.
rear Yes
drum is Yes
Yes
oner in Yes
Yes
Yes
n paper Yes
plate Yes
7-1 72
Action
1. Change paper to one just
unwrapped from its package.
2. Print the image on recycled
paper mode.
Change imaging unit.
Clean.
Remove foreign matter.
Clean dirty belt with a soft
cloth. Change transfer belt
unit if belt is damaged.
nd
Change 2 image transfer
roller unit.
Remove foreign matter.
Clean or change.
SAMSUNG ELECTRONICS