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Circuit Diagrams and PWB Layouts
10.4 B 715G7853 SSB
10-4-1
System Power 1
System POWER-1
B01
DC POWER INPUT
CN701
INVERTER_ON_OFF
12
11
10
9
8
7
6
5
4
3
2
1
CONN
BRIGHT_ADJ
Normal:PWM or DC 3V3 Max
Standby: 0 V
12V TO 5VSTB
PWR_12V
C740
R714
10uF 16V
100K
U706
TPS54528DDAR
9
1
E-Pad
8
2
EN
VIN
7
C743
100N 16V
VFB
VBST
3
6
VREG5
SW
4
5
SS
GND
C744
C745
C728
1UF 25V
8.2NF 50V
12V TO 0.95V
R713
150KOHM +-1% 1/16W
U702 G5309QN1U
24
17
TON
VN
18
VN
3
19
V5V
VN
20
VN
22
BST
4
PGND
26
5
VCC
LX
6
LX
7
LX
8
C715
LX
1UF 25V
9
LX
2
10
AGND
LX
R708
11
100K
23
PGND
12
EN_U702
EN
PGND
13
PGND
14
PGND
15
PGND
16
PGND
25
OUT
R742
28
100K
PGOOD_U702
PGOOD
29
AGND
27
FB
R721
1
ILIM
12.4K 1%
TPN16.1HE LA
10.
STBC3V3
+5V_STB
STBC3V3
R719
R715
4K7 1/16W 5%
NC/10K 1/16W 5%
BRIGHT_ADJ
PWR_ON_2
5,11
PWR_ON_2
PWR_ON_2
R701
100OHM
3
R705
AUDIO_12V
1
Q703
PWR_12V
LMBT3904LT1G
4K7 1/16W 5%
2
+
"PWR_ON"
Normal:Low
Standby:High
INVERTER_ON_OFF
Normal:High
Standby:Low
+5V_STB
C742
L703
100NF 25V
3.3uH
R720
R1
124K 1%
R736
20K 1%
R2
R732
1K5 1%
CORE POWER 0.95V, 6.5A
PWR_12V
CORE0V9
VIN_U702
R733
2.2R 1%
C727
L721
100N 16V
1uH
R735
C730
5.1K 1/16W 1%
10N 50V
R779
0R05
AGND1
PGND
R737
0R05 1/16W
TPVISION
R738
NC/0R05 OHM
065G060310522K A
R1
R770
R768
100R 1/16W 1%
1.3K 1%
R2
R739
4K7 1%
C738
NC/1N 50V
EN 49
Backlight ON/OFF Control
MAIN3V3
R731
NC/1K
INVERTER_ON_OFF
R716
R724
4K7 1/16W 5%
100OHM
BackLight_SW:
R727
BackLight on: High
PWR_ON
10,15,16
10K
BackLight off: Low
Backlight Brightness Control
MAIN3V3
R730
NC/1K
BRIGHT_ADJ
R725
100OHM
R726
C714
BL_DIM(PWM for Bright_Adj):
10K
Max: +3V3
1NF
Min: 0V
+5V_SW
L707
2.2uH
U705
C734
C711
SY 8088AAC
R702
4
3
NC/100OHM
IN
LX
100N 16V
2
10uF 16V
GND
5
1
FB
EN
R717
C735
R704
3K3 1/16W 5%
C733
0R05 1/16W
R723
NC/100N 16V
100K
+5V_SW
L705
2.2uH
U703
C719
C716
SY 8088AAC
R703
4
3
NC/100OHM
IN
LX
2
10uF 16V
100N 16V
GND
5
1
FB
EN
R712
C736
R706
3K3 1/16W 5%
C706
1K5 1%
R728
NC/100N 16V
100K
back to
2016-Aug-19
div.table
BL_ON/OFF
10
BL_DIMMING
12
MAIN3V3
C720
R709
22P 50V
R729
22K 1%
MAIN2V5
C737
R710
C707
C723
22P 50V
100K 1%
R718
30K 1%
System POWER-1
B01
C
2016-02-25
715G7853
20140_500.eps
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