Operating instructions
42″&47″ LCD TV AOC L42H831& L47H831
32
9. Schematic Diagram
9.1 Main Board
24VP
MAI N5V
BL
10K OHM 1/10W
R723
300 OHML705
1 2
L712 NC
12VP
Q707
MMBT3904
+
220uF/10V
C718
0.1uF
C766
680 OHM 1/10WR701
24VP MAI N5V
BL_BRI
22K OHM 1/10W
R714
600mA
5VP
R720
10K OHM 1/10W
5VP
U705
AIC1084-25PETR-R
3 2
1
VIN VOUT
GND
+
C716
100uF/16V
BACKLIGHT5
Q711
NC
(5V STAND BY)
12VP
AO4411
Q708
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
+
C708
100uF/16V
600 OHML702
150 OHML701
100K OHM 1/10W
R721
600 OHML703
L724
300 OHM
MAI N1V8
100 OHM 1/10WR704
C
A3
110Thursday , January 31, 2008
715T2968
<
称爹
>
01 POWER
T2968-B
OEM MOD EL Size
Rev
Date
Sheet
of
TPV MOD EL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬
隔
瓜
絪
腹
5VP
+
220uF/10V
C710
POWER_ON 7
NC
R787
MAIN 3V3
C775
NC
C722
0.1uF
(5V STAND BY)
Q702
MMBT3904
C774 NC
Q709
NC
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
0.1uF
C720
0.1uF
C714
+12VP
0.1uF
C712
MAI N12 V
TP705
5VP
1K OHM 1/10W
R710
47K OHM 1/10W
R709
+
C724
10uF/50V
22K OHM 1/10W
R718
47K OHM 1/10W
R705
200mA
5V:1200mA
10K OHM 1/10W
R715
MAIN 5V
BL
Q706
AO4411
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
U703
AP1084D18LA
1
2
3
ADJ(GND)
VOUT
VIN
+5VP
+5VP
Q705
MMBT3904
CONN
CN702
1
2
3
4
5
6
7
8
9
10
11
12
R725
620 OHM 1/8W
BRIGHTNESS7
L706
NC/L
3
4
1
5
300 OHM
LP701
1
2
3
45
6
7
8
47K OHM 1/10W
R716
MAI N12V
C725
0.1uF
5VP
NC/L
L704
3
4
1
5
INT_IR7
10K OHM 1/10W
R712
0.1uF
C709
0 OHM 1/10W
R717
R703 NC
TP704
0.1uF C704
NC
R785
900mA
3.3K OHM 1/10W
R719
PANEL_VCC
TP702
+
220uF/10V
C713
MAI N5V
MAI N5V
0.1uF
C706
Q704
MMBT3904
Q710
MMBT3904
0 OHM 1/10WR702
MAIN 2V5
47K OHM 1/10W
R713
MAI N3V3
C715
22UF/ 10V
0.1uF C703
BL_BRI
+
C723
10uF/50V
0.1uF
C707
MAI N5V
L726
300 OHM
+
C711
100uF/16V
10K OHM 1/10W
R711
0.1uF C702
0.1uF
C717
TP703
0.1uF
C719
(for panel T1,T2 )
R724
120 OHM 1/10W
+8V
22K OHM 1/10W
R784
+12VP
MAI N24 V
22K OHM 1/10W
R722
NC
R788
CONN
CN701
1
2
3
4
5
6
7
8
U701
3 2
1
VIN VOUT
GND
U704
AZ1117H-ADJ-E1
3
1
2
VIN
ADJ
VOUT
ADC07
TP701
100pF C701
0.068uF
C721
0.1uF C705
MC U _VC C
PANEL_ON7
AO4411
Q701
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
L725
300 OHM
NC
R786
10K OHM 1/10W
R783