Color Spot - Samsung CLX-9350ND Service Manual

7.3.3 Color spot

A. Typical faulty images yp y
B. Troubleshooting procedure
Step Section
1 Imaging unit
2
3
4 Original
5 5 DADF DADF
6 Original glass
Service Manual
CLX-9250/9350 series
7. Troubles
g
Check item
Developing bias contac
makes good connection
The surface of the OPC
scratched or contamina
Dirty on the outside.
Original is damaged or
DADF pad is dirty. DADF pad is dirty
Original glass is dirty.
shooting
m Result
ct terminal No
n
C drum is Yes
ated.
Yes
dirty. Yes
Yes Yes
Yes
7-1 52
Action
Clean contact terminal
and check terminal
position.
Change imaging unit.
Clean.
Change original.
Clean. Clean
Wipe the surface clean
with a soft cloth.
SAMSUNG ELECTRONICS