35
9. Schematic Diagram
9.1 Main Board
715G7126M01000004K
R752
NC/0R 05 1/ 10W
R735 NC/ 0R 1 /16W
DC DIM
0 OHM
PWM DIM
C710
10K ohm 1uF
NC
R708
R714
NC/1 0K+-5%1/16W
+12V_Driv er BD
FB708
BEAD
1 2
R731
15K 1/ 10W 1%
R718
52.3K 1%
R734
2.94K 1%
R723
NC
R750 4K7 1/10W 5%
R741
0R05 OH M
C710
NC/10N 50V
C741
47pF 50 V
ZD700
RLZ9V1B
12
C706
1UF 50V
R719
10K +-1% 1/1 6W
C712
NC/100N 16V
C732
1uF 25V
R721
NC/4. 7K 1/ 16W
C748
10UF 10V
C738
0.1uF 50V
C762
NC/ 100N 16V
C705
100nF 50V
C740
NC/ 2.2nF 50V
R732
11KOHM +-1% 1/ 10W
C756
NC/ 1UF
R743
0R05OHM1/8W
R717
2.7K 1%
C746
22UF 16V
R748
0R05 1/ 10W
C749
NC/2. 2nF 50 V
C733
0.1uF 50V
C742
6.8nF 50V
+
C735
330UF 6.3V
R737
0R05 OH M
R738
220R +-5% 1/ 16W
R702
2K 1/10W
C745
1.2NF
C755
1uF 25V
C730
10uF 25V
C737
0.1uF 50V
C711
NC/10N 50V
Q706
NC/ LMBT3904LT1G
C736
10uF 25 V
R749 NC/ 0R05 1/10W
L702 6. 8uH
C702
NC/0.1UF50V
C734
10UF 10V
BL_ON/OF F
R722NC/ 4.7K 1/16W
FB701 BEA D
1 2
R715
NC/ 1R 1 /8W 5%
FB705 120R 6A
12
R745
2.94K 1%
C703
NC/1 0N 5 0V
R701
NC/ 10K 1%
L701 2.2uH
R720
NC/1K 1/16W
C726
47pF 50V
C700
100nF 50V
R724 NC/100R 1/16W 5%
C731
10uF 25V
C743
2.2NF
+
C747
330UF 6.3V
R747
NC/1R 1/8W 5%
C739
22UF 16V
FB702 BE AD
1 2
7/2 Change for
precision
C744
22pF 50 V
C754
NC/ 22UF
R725
NC/10 K+-5%1/16W
R716
20K 1/ 10W 1%
Vout = 0.8x(R1+R2)/R2
C727
10uF 25 V
Vout = 0.8x(1+ 5.88K/11K) = 1.2276V
+12V
R713 NC/100R 1/16W 5%
Buck Converter 4A
+16V
VCC_A
+3V3SB
Close to DC-DC
VCC_A
+12V
AVDD1V2VCCK
+12V
+5VSB
+12V
Core Power 1.20V
sc aning EN13
R744
10K
BL_ONBL_ON
Vout = 0.8x(R1+R2)/R2
Close to DC-DC
Buck Converter 3A
Vout = 0.8x (1+55K/10K) = 5.2V
8/6 Change for
precision
R700
0R05 1/10W
C751
10NF 5 0V
C750
10NF 50 V
AVDD3V3
+5V_SW
R751
0R05 1/ 10W
U706
AOZ3045I
PGND
1
VIN
2
AGND
3
VCC
4
FB
5
COMP
6
EN
7
Vo
8
LX
9
+16V
BL_ON: 3.3V ON
0V
OFF
Vout = 1.25 x ( 1 + R7124/R7122 )
= 1.25 x (1 + 180 / 110 )
= 1.25 x ( 1 + 1.636 )
= 3.29 V
VCC_A
BL_DIM
C753
10NF 50V
AVDD3V3
+12V
(+5V_SW ON/OFF):
No rm al: High
Stan d_B y: Low
U703
VIN
3
VOUT
2
GND
1
Pan el B ac kl i gh t ON/O FF C o n tr o l
Pan el Ba ckli gh t V DIM Con tro l
R793 0R 05 OHM
R7124
180R 1/10W 1%
R728
4.7K 1/1 6W
C717
NC /100N 16V
C724
1UF 10% 16V
+
C719
100UF 25V
R710
1K 1/16W
U702
VIN
3
VOUT
2
ADJ(GND)
1
R706
2K 1%
Q704
LMBT3904LT1G
C721
100N 16V
R7122
110R 1 /10W 1%
R729
4.7K 1 /16W
R709
4.7K 1/16 W
C752
10NF 5 0V
R712
4.7K 1/ 16W
FB703
NC/BEAD
1 2
+5VSB TO +5V_SW
(+5V_SW ON/OFF):
No rm al: Hi g h
Stand_ By: Low
C720
100N 16V
R705
12KOHM 1/10W
R730
1K 1/16W
R707
1K 1/10W
C761
NC/ 0.1uF 50V
C704
NC
R794
NC/ 4.7K 1/16W
C723
10UF 1 0V
R703
47K 1/10W 5%
C714
100nF 50V
R798
4.7K 1/16 W
+
C715
220UF 16V
Q702
BC847C
Q705
LMBT3904LT1G
+
C718
100UF 16V
Q703
LMBT3904LT1G
+
C7114
NC /10U F 25V
+5V_SW
VCCK
R727
NC/4. 7K 1/ 16W
+5VSB
C713
NC/1 UF 10V
R792 NC
R711
NC
C722
1UF 10% 1 6V
R799
4.7K 1/16 W
R708 0R05 OHM
VCC_A
VCC_A
+3V3SB
+3V3SB
DVDD 3V3
+5VSB
+5V_SW
AVDD3V3
+3V3SB
+3V3SB
+5VSB
VCC_A
BL_ON/OF F11
BL_DIMMING11
GND 4,5, 6,7, 8,9,10 ,11,12, 13,14,1 5
OPWRSB4
BL_DIM 8
VER.D_EMI Solution by Tommy
PW_ON
C725
10UF 10V
VER.D_EMI Solution by Tommy
VER.D_EMI Solution by Tommy
Scan_BL_ EN
C716
4.7UF 10% 10V
CN 701
CON N
2
4
6
8
10
12
14
1
3
5
7
9
11
13
9/16 Change
R749 to R751
PW_ON
9/16 Change
C757 to
0.01uF
5V_EN
OPWRSB
Mai n p o wer On /O ff co ntro l
BL_DIMMING
BL_DIM
U705
AOZ3046PI
PGND
1
VIN
2
AGND
3
VCC
4
FB
5
COMP
6
EN
7
Vo
8
LX
9
Scan_BL_ EN
C757
10NF 50V
VCC_A
PW_ON
BL_ON
BL_ON 15
OEM MODEL
Size
Rev
Date
Sheet
of
TPV MODEL
PCB N AME
称爹
T P V ( Top Victory Electronics Co . , L td. )
Key Compon ent
絬 隔 瓜 絪 腹
A
Cus tom
3 15Wednesday , Oc tober 15, 2014
03. Sy stem Power
STANDBY POW ER 3V3SB
Q701
AO4449 -7A/-30V
S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
Power Input
C758
10NF 50V
5V_EN
+5V_SW TO AVDD3V3 (5A)
Ver.C TV Source AC ON/OFF
havw no Picture 1/7
AVDD3V3
SCAN_BL_EN :
3.3V ON
0V OFF
Pan el B ack lig h t O N/O F F C ont r ol
+5V_SW