Samsung CLX-9252 Series Service Manual page 426

7.3.5 Blurred image
A. Typical faulty images yp
B. Troubleshooting procedure
Step
1 There is Blurred area at the Front side se
2 There is Blurred area at the rear side sec
3 The surface of the LSU window is dirty.
4 Dirty on the outside.
5 The problem has been eliminated throug
checks of steps up to 4.
5 5 Original does not lie flat. Original does not lie flat
6 DADF does not lie flat.
7
Remove lens cover by undoing 2 screws
CCD lens surface against contamination
objects.
Service Manual
y g
Check item
7. Troubles shooting
ection.
ction.
h the
. Check
or foreign
7-1 29
Action
1.Change paper to one just unwrapped
from its package.
2. 2. Service mode
→ TR Control Mode
→ T2 Control Mode
→ Select paper information (Paper
Group, Paper Side, Paper Direction)
→ Adjust T2 PWM value up
Clean
Clean
Change imaging unit.
 Change LSU.
Change original. Change original
Change DADF if it is deformed or
hinges are broken. (Refer to 3.12 DADF
unit)
Clean the contaminated part.
Caution
Fragile parts! Fragile parts!
SAMSUNG ELECTRONICS