Samsung SCX-8030ND Series - Low Image Density

7.Trouble
s
A. T
yp
ical fault
y
ima
g
es
7.3.8 Low image density
yp y g
A
aB
A
aB
A
aB
AB
A
a
B
A
aB
A
aB
B. Troubleshooting procedure
Step Section Check item
1 Toner
Cartridge
Toner is empty or toner exh
a
is blocked.
2 LSU One of 2 beams is fail.
3 HVPS The output from the HVPS i
s
The HVPS terminal is conta
m
3 Imaging Unit Toner carriers and toner lev
e
in imaging unit.
4 Toner supply
device
Connectors are loose.
5 Motor is defective.
Service Manual
SCX-8030/8040 series
7-1
s
hooting
bCc
bCc
bCc
bC
bC
c
bCc
bCc
Result Action
a
ust section Yes Change toner cartridge.
Yes Change the LSU.
s
abnormal.
m
inated.
Yes Clean the HVPS terminal
or Change it.
e
l is too low Yes Check the high voltage
terminal. Replace the
imaging unit.
imaging
unit.
Yes Reconnect.
Yes Change the toner supply
motor.
SAMSUNG ELECTRONICS
Version 0.05
18