Samsung CLX-9250ND - Page 496

7. Trouble
s
Step Section Check ite
m
5 Transfer Belt Stain or damage of the
6 Is the belt edge damag
stained?
7 Peeling of the cleaning
(Large driving load)
8 Is the transfer belt unit
normally?
9
Check if the couplings o
9
Check
if
the
couplings
o
transfer unit and main
u
defective.
10
Laser Scanning
Check the Cross Hatc
10
Laser
Scanning
unit
Check
the
Cross
Hatc
Are the lines of the
p
scanning direction b
e
11 High-voltage
transformer
Check the connectio
n
high voltage supply t
e
the 1st or 2nd transf
e
12 OPC-ACR Perform OPC-ACR.
Service Manual
CLX-9250/9350 series
7-1
s
hooting
m
Result Action
drive roller Yes Replace the transfer belt.
ed or Yes Clean or replace the
transfer belt.
blade Yes Replace the transfer belt.
installed Yes Check and reseat transfer
belt unit correctly. Check
fixing screws and tighten
up properly.
of the
Yes
1 If the coupling of the
of
the
u
nit are
Yes
1
.
If
the
coupling
of
the
transfer unit is defective,
replace the transfer belt.
2. If the coupling of the
main unit is defective,
replace the main drive
unit.
ch pattern
YES
Replace the laser
ch
pattern
.
p
rimary
e
nt?
YES
Replace
the
laser
scanning unit(LSU).
n
of the
e
rminal of
e
r rollers.
YES Replace the HVPS
board.
After finishing service,
please perform OPC-
ACR and recheck again.
SAMSUNG ELECTRONICS
56