AOC LE24D3140_30, Service Manual

Page: 35 / 64

35
9. Schematic Diagram
9.1 Main B
o
ard (715G6418M0F000004K)
+
C7
2
2
10
0U
F
16V
R1
R7
09
1
100
K
1
/16W
5%
DDR Power
R2
Vo
ut =
1.
25x
(R1
+R2
)/R2
1.
845
V
+
1
.8
V
_
DDR
C
7
071
10
0N
F
25V
+
5
V_
St
a
n
d
b
y
R7
1
1
10
0K
1
/1
6
W
5%
Stand
by Po
wer
C7
8
0
10
0N
16
V
C7
1
9
22
U
F
L6007 15uH
Q70
8
AO
3
4
0
1
A
R7
2
2
1K
1/
16W
5%
Q7
0
9
MMB
T
3
9
0
4
R7
29
4K
7
1/
16W
5%
+
3
.3
V_
St
a
n
d
b
y
+3
.3
V
C7
2
0
22
U
F
T
P
411
6
C7
1
5
22
P
F
5
0
V
TP
4
1
1
5
C
E
B
TP
4
1
1
4
C7
0
9
NC 2
2
U
F
+
C7
3
8
10
0u
F
25
V
TP
4
1
1
2
TP
4
1
1
1
OE
M
M
O
D
E
L
Siz
e
Re
v
Da
te
Sh
e
e
t
of
T
PV M
O
D
E
L
PC
B N
A
M
E
〠⡩
T
P
V
(
T
o
p
V
icto
ry
E
le
c
tr
o
n
ics
Co
.
,
L
td
.
)
K
e
y C
o
m
p
onent
㎜䳄⬌
㎚㞩
A
Cu
sto
m
41
3
T
h
u
rs
day
, D
e
c
e
m
b
er
26,
2
0
13
7
15G
641
8-
M
0
D
-00
0-
004
0
〠⡩
<>
04
. P
o
w
e
r
C7
2
4
10
U
F
1
0
V
C7
1
6
1u
F
10
V
A
C
_D
E
T
11
R7
2
0
10
K
1/1
6
W
5
%
AC
_
D
ET
+
3
.3
V_
St
a
n
d
b
y
R7
09
3
18K
o
h
m
1/
16W
+
/-
1
%
C7
0
7
4
100
N
1
6
V
FB
7
0
2
0
120
R
6
A
1
2
AC
Dete
ct
C7
0
6
9
1
0
U
F
25V
H
= >
A
C
_
O
N
C7
0
7
5
22
U
F
1
6
V
R7
09
4
3.3
K
1
%
C7
0
7
3
NC
2
2
P
F
5
0
V
L
= >
A
C
_
O
F
F
_
D
E
T
AC
_
D
E
T
C
707
7
3.
3
n
F
5
0
V
U7
0
3
AZ
1
1
1
7
H
-AD
J
-E
1
VI
3
VO
2
GND
1
4
4
TP
4
+
1
2
VSB_
PR
E
+
5
V
_
S
tand
by
+
12V
_
A
m
p
+
1
2
VSB_
PR
E
BL
_
E
N
TP
8
TP
1
1
TP
1
2
TP
1
3
TP
9
CN
7
0
1
CO
NN
2 4 6 8 10 12
1 3 5 7 9
11
C7
2
3
22
U
F
T
P
705
TP
7
0
6
TP
7
0
7
Q71
0
N
C
/2
N
7
00
2K
R7
7
2
N
C
/1
K
1/
16W
5%
R7
7
3
N
C
/4
K
7
1
/1
6
W
5
%
TP
1
0
TP
1
4
TP
1
5
TP
1
6
TP
1
8
FB
7
1
0
N
C
12
0R
/600
0m
A
1 2
TP
2
0
TP
1
7
TP
1
9
R7
1
5
11
.5
K
+
-1%
1
/16
W
Hi
g
h
a
c
ti
ve
T
P
709
TP
7
0
3
TP
2
1
T
P
710
TP
2
3
R
7
17
2
0
K
1
/16
W
5
%
TP
2
2
C7
1
0
10U
F
10
V
U7
0
1
A
P
W
732
3
VC
C
1
PO
K
2
GN
D
3
FB
4
EN
5
PG
N
D
6
LX
7
VI
N
8
E-
Pa
d
9
+
C7
1
7
NC
/3
3
0
UF
6
.3
V
FB
7
0
1
300
R
4
A
1
2
L701 2.
2uH
+
5
V
_
S
tand
by
+1
.2
V
_
V
D
D
C
V
out =
0
.8*
(1+
R1/R
2)
R1
073
G2
53S
68
H
Co
re Pow
er =
1
.26
V
PW
R
_
O
N
R71
4
1K
1/1
6
W
5
%
R7
06
N
C
/10K
+
C
713
10
0U
F
1
6
V
NC
/4
.7
U
F
1
0
V
C7
0
6
R7
0
2
1K
1/
1
6
W
5%
R
7
1
0
4K
7 1/
16W
5%
Q7
0
1
A
O
34
01
A
R
7
0
4
1
K
1/
16
W
5
%
Q7
02
MMB
T3
9
0
4
R7
7
5
N
C
10K
1
%
R
7
0
9
1K
1/
1
6
W
5%
TP
7
0
4
U7
0
2
A
Z
1
117
D
VI
3
VO
2
GND
1
Q7
03
M
M
B
T
390
4
R7
0
7
1K
1/
16W
5
%
C7
0
2
NC
/1
0
N
5
0
V
Q70
6
MMB
T
3
9
0
4
TP
7
0
8
R7
0
3
10K
1/
16W
5%
R7
2
3
4K
7 1/
1
6
W
5%
R7
0
5
100R
1/
16W
5
%
+
5
V_
St
a
n
d
b
y
+
5
V_
St
a
n
d
b
y
+5
V
_
N
o
rm
a
l
+5
V
_
N
o
rm
a
l
+
3
.3
V_
St
a
n
d
b
y
+5
V
_
N
o
rm
a
l
+
3
.3
V
_
S
tand
by
BR
I_
AD
J
-PW
M
0
5
PW
R
_
O
N
5
VB
L
_
C
T
R
L
5
Q70
7
M
M
B
T
39
04
C7
0
1
1
00N
1
6
V
C7
1
4
10
0N
16
V
R
7
8
0
47
K
1/
1
6
W
5
%
TP
2
4
TP
2
5
TP
2
6
TP
2
7
TP
2
8
GP
IO
TP
3
4
9
R
7
2
7
4K
7 1/
1
6
W
5%
+1
2
V
_
A
m
p
R7
8
1
10
OH
M
1
/1
6W
3.2A
BL
_
E
N
+3
.3
V
BL
_
P
W
M
H
I
= > P
O
W
E
R
_
OF
F
L
O
= > P
O
W
E
R
_
ON
M
a
in
po
w
e
r O
n
/O
ff
c
ont
ro
l
BL
_
P
W
M
+
5
V_
St
a
n
d
b
y
PS
_
O
N
TP
7
C7
0
7
0
100
N
1
6
V
+
C7
8
1
10
0U
F
1
6
V
Clo
se CN70
1
(S
tan
dby)
R
7
092
12K
1
/10W
Hi
g
h
a
c
ti
ve
A
UD_
P
V
D
D
C7
3
7
1
0
0N
50
V
FB
7
0
2
12
0R
6A
1
2
P1
2
V
R
776
N
C
4
.7K
1/
16W
FB
6
0
3
3
0
0
R
4
A
1
2
+
1
2V
S
B
_P
R
E
U7
0
8
N
C
G
6
91
L4
0
0
T
7
3F
GN
D
1
R
ESET
(R
ESE
T
)
2
VD
D
3
+
C7
3
6
10
0u
F
35
V
EN
R7
7
7
N
C
/22K
1/
1
6
W
5%
C7
3
9
1
00N
5
0
V
P1
2
V
AC
_
D
E
T
R7
7
4
N
C
1K
2
1/
10
W
5
%
TP
3
R
771
NC
2
K
L
= >
D
C
_
O
F
F
C7
1
2
1u
F
10
V
PS_ON
/
S
T
A
N
D
B
Y
H
= >
P
O
W
E
R
_
ON
PS_
O
N
S
yst
em
po
wer
c
ont
ro
l
+
1
2
VSB_
PR
E
+
1
2V
_A
m
p
C
718
1u
F
10
V
V
o
u
t =
0
.8x
(1
+
R
1/
R
2
)
10
0mi
l
9
0mi
l
Clos
e U
707
12V T
O
5VSB
R2
R1
+5
V
_
N
o
rm
a
l
Lo
w
a
c
ti
ve
R77
8
N
C
1
0
0R
1/
16W
5%
U7
0
7
G5
759
F
1
1
U
EN
1
BS
2
IN
3
LX
4
VC
C
5
GN
D
6
FB
7
CO
M
P
8
E
-PAD
9
R72
8
10
K
1
/16W
5%
C7
0
5
10
0N
16V
R7
1
9
220
R
+
-5
%
1/
16W
R
7
095
24K
1/
16W
5%
C7
7
3
10
0N
16
V
R7
7
0
N
C
/2
2
K
1/
16W
5%
C7
7
2
4
70n
F
16
V
EN
C7
7
4
470
nF
1
6
V
C7
7
5
NC
/1
0
0
N 1
6
V
PS_
O
N
R7
2
1
10
0
R
1/
1
6
W
5%
R7
0
1
2.
2
R
1%