7. Troubles
A. Typical faulty images
7.3.16 Stain on the paper back side
B. Troubleshooting procedure
g p
Step
Section
Check item
1
Image
adjustment
Is the margin adjustment
image correct?
2
Paper feeding
Does the size of paper in
drawer or LCF correspond
the setting?
3
2
nd
Transfer
roller
Are the feed roller and 2
nd
transfer roller dirty or worn
4
Image Transfer
Belt (ITB)
Is there any stain caused
poor cleaning, etc. on the
transfer belt?
5
Is the transfer belt cleanin
blade in proper contact w
transfer belt?
6
Is there any foreign matte
stain on the 2nd transfer r
7
Fuser unit
Are the fuser belt and pre
roller dirty?
8
Is the rib of transport guid
dirty?
Service Manual
CLX-9250/9350 series
7-1
shooting
Result
Action
of No
Adjust
the
margin
and
magnifications
the
d to
No
Use the appropriate paper
size or correct the size
setting.
d
n out?
Yes
Clean or replace the rollers.
by a
Yes
Clean the transfer belt.
ng
ith the
Yes
Take off the transfer belt and
check if the transfer belt
cleaning blade pressure
spring and the pressure hook
are installed properly.
er or
roller?
Yes
Clean or replace the roller.
essure
Yes
Clean the fuser belt and
pressure roller.
de Yes
Clean
the
rib.
SAMSUNG ELECTRONICS
74