Samsung CLX-9252 Series Service Manual page 424

7.3.3 Color spot
A. Typical faulty images yp
B. Troubleshooting procedure
Step
1 Developing bias contact terminal makes
connection
2 The surface of the OPC drum is scratche
contaminated.
3 Dirty on the outside.
4 Original is damaged or dirty.
5 DADF pad is dirty.
6 Original glass is dirty.
Service Manual
y g
Check item
7. Troubles shooting
good
ed or
7-1 27
Action
Clean contact terminal and check
terminal position.
Change imaging unit.
Clean.
Change original.
Clean.
Wipe the surface clean with a soft cloth.
SAMSUNG ELECTRONICS