Sharp MX 3501N - Color Laser - Copier, Service Manual

Page: 303 / 448

MX3500N ELECTRICAL SECTION 11 – 4
D. Scanner control PWB
SC
N
c
nt
P
W
B
S
C
NI
NP
C
B
Or
DO
C
C
P
C
B
RS
P
F
U
n
it
CP
U
H
8S
/2373
IO
A
S
IC
/C
S5
RS
P
F
F
E
E
D
MO
T
O
R
SC
A
N
N
E
R
MO
T
O
R
RS
P
F
RV
S
MO
T
O
R
PH
OT
O
SE
N
SO
R
CL
U
T
CH
SC
A
N
A
SI
C
/C
S
3
SD
R
A
M
1
2
8M
b
it
SR
A
M
1M
b
it
/C
S
2
Fl
a
s
h
R
O
M
<S
o
cke
t>
8M
b
it
/C
S
0
(/
C
S
0
R
ES
ER
V
E)
A
DDR
E
S
S
/
DA
T
A
B
U
S
SD
R
A
M
B
U
S
CCD
P
CB
Wi
th
A
F
E
&
L
V
DS
LVD
S
DS
P
F
cn
t
P
C
B
EEP
R
O
M
32
K
b
it
I2
C
LAM
P
U
N
ST
M
P
U
N
LVD
S
Re
ce
iv
e
r
30
bi
t
R
G
B1
0b
it*3
L
V
DS
Dr
iv
e
r
4b
it
*2
LVD
S
CP
T
A
S
IC
/C
S
4
D
S
PF
M
e
m
o
ry
PC
B
LVD
S
L
V
DS
Dr
iv
e
r
28
bi
t
LVD
S
Re
ce
iv
e
r
28
bi
t
24
bi
t
B
U
S
BUFFE
R
RG
B
8
b
it
*3
RG
B8
b
it
*3
RG
B8b
it
*3
M
o
ther
P
C
B
(M
F
P
P
C
B)
<
E
ng
ine
/C
o
nt
ro
ller
>
L
V
DS
Dr
iv
e
r
28
bi
t
LVD
S
LVD
S
D
ri
v
e
r
30
bi
t
MH
P
S
LVD
S
Re
ce
iv
e
r
4b
it
*
2
PA
N
E
L
PC
B
C
A
RD
RE
A
D
E
R
AU
D
IT
O
R
OC
S
W
ࡔࣂ࠿౶ġĩ਋࢕Ī ࡔࣂ࠿౶ġĩอ࢕Ī
LC
D
IN
V
E
R
T
E
R
P
C
B
XT
A
L
19
.6608
M
H
z
XT
A
L
28
.795
M
H
z
or
2
2
.7
4
2
5
M
H
z
LVD
S
24
bi
t
B
U
S
BUF
F
E
R