7. Troubles
A. Typical faulty images
7.3.12 Uneven density in main scan d
yp
y
g
B. Troubleshooting procedure
Step
Section
Check item
1
Machine
LD
The problem has been
eliminated through the LD
LD
adjustment
LD lightness
balance adjust.
g
lightness balance adjust.
2
Imaging unit
The surface of the OPC d
scratched.
3
Dirty on the outside.
4
LSU
The surface of the LSU w
is dirty.
5
Transfer roller
Check that the spring doe
come of during the pressu
operation of the transfer r
6
Transfer belt
it
Transfer belt unit makes p
t
t
ith l t
il
unit
contact with plates on rail
7
Is abnormality found in the
gear?
8
The problem has been
eliminated through the ch
steps up to 6.
Service Manual
CLX-9250/9350 series
7-1
shooting
direction (Vertical Band)
Result
Action
D
No
Go to next step.
drum is
Yes
Change imaging unit.
Yes
Clean.
window Yes
Clean
with
cleaning
jig.
es not
ure
oller.
No
Correct.
Change transfer roller unit.
positive
No
Check and correct contacts.
s.
e cam
Yes
Change transfer belt unit.
ecks of
No
Change imaging unit.
Change LSU.
Change HVPS board.
SAMSUNG ELECTRONICS
69
Содержание CLX-9250ND
Страница 2: ...ⓒ Samsung Electronics Co Ltd July 2011 Printed in Korea VERSION NO 1 9 CODE 9x50 00000E ...
Страница 330: ...6 Preventive 9 Close the DADF cover Service Manual CLX 9250 9350 series 6 2 Maintenance SAMSUNG ELECTRONICS 23 ...
Страница 487: ...7 Troubles Samsung A S chart Service Manual CLX 9250 9350 series 7 1 shooting SAMSUNG ELECTRONICS 47 ...
Страница 501: ...7 Troubles Y S600 Pattern Service Manual CLX 9250 9350 series 7 1 shooting SAMSUNG ELECTRONICS 61 ...
Страница 502: ...7 Troubles M S600 Pattern Service Manual CLX 9250 9350 series 7 1 shooting SAMSUNG ELECTRONICS 62 ...
Страница 503: ...7 Troubles C S600 Pattern Service Manual CLX 9250 9350 series 7 1 shooting SAMSUNG ELECTRONICS 63 ...
Страница 504: ...7 Troubles K S600 Pattern Service Manual CLX 9250 9350 series 7 1 shooting SAMSUNG ELECTRONICS 64 ...
Страница 505: ...7 Troubles TRC Report Service Manual CLX 9250 9350 series 7 1 shooting SAMSUNG ELECTRONICS 65 ...