Schematic Diagram; Main Board - AOC L26W931 Service Manual

9. Schematic Diagram

9.1 Main Board

715G3365M1B000004K
33A3802-12B
CONN V12_ADP
1 +12V
2
3 C714 + C715
470uF/16V
4 0.1uF 50V
5 +5V
6
7
8
GND
9
10 BL_ON1
PWR_ON
11 5VSB
12 V_IPWM
C726
CN701
0.1uF 50V + C727
470uF/16V
GND
GND
5VSB
R733
10K OHM 1/10W
PWR_ON
R734
PW_ON
C730
0.1uF 50V Q711 1K OHM 1/16W
PMBS3904
GND
VCC5
FB706
300 OHM
Add Thermal Pad
U707
3
VIN VOUT
C738
+
0.1uF 50V
C701
10uF/16V
GND
5VSB
H1 H2 H3 H4 H5 H6 V1
NC NC NC NC NC NC NC
GND GND GND GND GND GND
5VSB
R717
10K OHM 1/10W
R718
R719 NC
10K OHM 1/10W
V_IPWM
R720
BL_ADJ 11
C723
NC 1K OHM 1/16W
Q707
PMBS3904
GND
5VSB
R728
10K OHM 1/10W
BL_ON1
C728 R731
BL_ON 12
0.1uF 50V 1K OHM 1/16W 5VSB
Q710
12
PMBS3904
GND
+
C720
C702 0.1uF 50V
10uF/16V
GND
5VSB
5VSB
C712
NC
VCC3
C737
NC
V33_ADC
GND
V33_ADC
TP402
2
+
C740 C739
0.1uF 50V
220uF/16V
GND
ADC 3.3V
V33_AUD
FB709
300 OHM Add Thermal Pad
AZ1117D-1.8-E1
+
C716
220uF/16V C717
0.1uF 50V
GND
GND
VCC3
C748 C749
0.001uF 0.001uF
GND
VCC3
Add Thermal Pad
VCC3
U708 VCC18_CORE
U701
AIC1084-33PM AIC1084-18PM
3 2 3 2
VIN VOUT IN OUT
+
C741 C724
220uF/16V 0.1uF 50V
+
C742
220uF/16V
R702 R703
0 OHM 1/10W NC
GND GND
3.3V StandBy 5V TO 3.3V TO 1.8V
V12_ADP VCC5
C706 C709 C710 C711 C729 C731 C732 C736
NC NC NC NC NC NC NC NC
GND
GND
V33_AUD VCC8
C744 C745 C746 C747
NC NC NC NC
GND GND
E_PAD TP403
V33_ADC V33_AUD
Add Thermal Pad
FB701
1 2 VCC5
300 OHM
NC
C733
NC
GND
VCC18 VCC5
VCC18
3
INPUT
2
OUTPUT
1
ADJ/GND
U703
+
C718 C721
0.1uF 50V
220uF/16V
GND
40
V12_ADP
For 26"
FB702 =>61G1206000
Q702 =>NC
For 19" 22"
FB702 =>NC
Q702 =>AO3407
R704
22K OHM 1/16W
5VSB
SYS_PW
Norm al: Low
Stand_By: High R709
10K OHM 1/10W
12V SW
R712 Q704
1K OHM 1/16W PMBS3904
Q705
12 POWER_ON
PMBS3904
R713
1K OHM 1/16W
GND GND
C743
0.1uF 50V
5VSB
R716
22K OHM 1/16W
5VSB
SYS_PW
Norm al: Low
Stand_By: High
R725
10K OHM 1/10W
5V SW
R727
Q708
PMBS3904
1K OHM 1/16W
R729
Q709 2008-9-10
12 POWER_ON
PMBS3904
1K OHM 1/16W
GND GND
V33_AUD VCC12
Q703
PMBS3904
U705 R705
V33_AUD
R701
3
VIN
2 NC
VOUT 330R 1/10W 5%
1
ADJ(GND)
+ C703
+ 100uF/16V
C734 C735
ZD701
2008-11-11 NC NC
RLZ9.1B
GND
GND
VCC12
AUDIO 3.3V
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
絬 隔 瓜 絪 腹
Key Component 03.Power PCB NAME
Date Tuesday , June 16, 2009
VCC12
FB702
NC
Q702 AO3407
C707 + C708
0.1uF 50V 100uF/16V
R710
10K OHM 1/16W
GND
C713
4.7uF/16V
VCC12
GND
VCC5
Q706
1 8
S D
2 7
S D
3 6
S D
4 5
G D
AO4449 -7A/-30V
C719
0.1uF 50V
+ C722
100uF/16V
R726
10K OHM 1/16W
GND
C725
4.7uF/16V
GND VCC5
VCC8 VCC8
+ C704 C705
100uF/16V 0.1uF/16V
AUDIO MUX /
Amplifier 8V
A2
Size
Rev 1A
715T3365
称 爹 <称爹>
Sheet 4 of 12