Circuit Diagrams and PWB Layouts
10.
10.5 B 715G7161 SSB
10-5-1
System Power 1(7)
19920_500.e
System Power 1(7)
B01
B01
2015-4-1
3
715G7161
System Power 1(7)
OPWRSB_PWR
Normal:High
Stand_By:Low
OPWRSB_PWR
TUNER VCC From +5V_SW
U701
AP1117D33G-13
VIN
3
VOUT
2
ADJ(GND)
1
C703
10uF 10V
+5V_SW
+3V3_TUNER
MAIN POWER
DVDD3V3
+5V_SW
+
C706
100UF 16V
(1A/60mil)
R711
NC/0R05 1/16W
+5V_SW 6,11,14,15,16,18,24
+5V_SW
U709
SY8104ADC
LX
5
FB
1
EN
2
GND
3
IN
4
BS
6
L704
4.7uH
3A MAX
TP710
R769
24K 1%
STB_PWR
C762
0.1uF 50V
C29 and C30
can use
6.3V
PGOOD
3.3A
C27 change to
220pF
R771
100K 1/16W 5%
R770
3.3K 1%
C763
10uF 16V
+12V
R772
36K 1%
C758
220pF 50V
357G07630620HF
C759
0.1uF 50V
R716
0R05
C761
22uF 6.3V
R768
0R05 1/16W
R720
0R051/8W
+12V_SKYPE
C760
22uF 6.3V
+12V
R764
NC/0R051/8W
CN700
CONN
2
4
6
8
10
12
14
16
1
3
5
7
9
11
13
15
R745
NC/100K 1/16W 5%
+
C711
100UF 16V
U703
G9661
POK
1
VEN
2
VIN
3
VPP
4
NC
5
VO
6
ADJ
7
GND
8
E-Pad
9
(1A/60mil)
5V_SW to AVDD1V0
R725
0R05
+5V_STB
Q710
MMBT3904
AVDD3V3
R767
4K7 1/16W 5%
ANALOG_DIMMING
DDR_PWR_EN
17
2D/3D_EN 17
2D/3D_EN
ANALOG_DIMMING 24
DDR_PWR_EN
+12V_AUDIO
+12V_SKYPE 16
+12V_AUDIO 12
+12V_SKYPE
PWR_EN
C704
NC/10uF 6.3V
R715
47K 1/16W 5%
R709
20K 1/16W 5%
3V3SB
R730
6K8 1/10W 5%
05/22 Updated
R741
10K 1/16W 5%
(650KHz)
+12V to +5V_SW by PGOOD(U702)
Vout=0.827 x (1+27K/33K) = 1.5V)
R743
NC/10K 1/16W 5%
R729
10K 1/10W 5%
Q704 AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
DRAM Power
C709
1UF 10% 16V
Synchronous buck for 5.5A output Current
Q708
2N7002K
R774
NC/0R051/8W
R736
5.1KOHM +-5% 1/10W
Main_12V
+12V
C7
33
10UF 16V
+
C707
220UF 16V
+
C725
100UF 16V
DDR_PWR_EN
Vout=0.768x (1+75K/13K) = 5.199V
C723
10UF 10V
OPWRSB_PWR
Normal:High
Stand_By:Low
OPWRSB_PWR
C7
3
4
10UF 16V
L701
1.5uH
D702
FB340M
1
2
FB701
120R 3A
1
2
Q701
NC/AO3401A
R747
10K 1/10W 5%
D701
FB340M
1
2
C722
100NF 16V
+5V_SW
3V3SB
DDRV
R717
0R051/8W
C755
10UF 16V
R704
0R051/8W
Main_12V > +5VSTB = 6.9ms
+
C705
100UF 16V
+12V_AUDIO
C751
10NF 50V
3V3SB
R722
10KOHM
C7
3
5
10UF 16V
INVERTER_ON_OFF:
Normal: High
Stand_By: Low
R706
10K 1/16W 5%
DVDD3V3
DVDD3V3
BRIGHT_ADJ
R714
4K7 1/16W 5%
R705
4.7K1/16W
Q703
MMBT3904
BRIGHT_ADJ:
Normal:Max:+3V3, Min:0V
Stand_By:0V
DC POWER INPUT
OPWRSB:
Normal: High
Stand_by: Low
(1A/50mil)
+12V-AMBI 6
+12V-AMBI
AVDD3V3
OPWRSB_PWR
R723
10K OHM +-5% 1/8W
TP706
TP708
BL_DIG_DIM
C727
NC/1UF 10
%
16V
+5V_SW
C740
3
.3
NF 50V
R754
7K5 1/10W 5
%
R765
0R05 1/16W
R758
4K7 1/10W 5%
C754
10UF 16V
C757
100NF 16V
VCCK
C756
100NF 16V
STB_PWR
C729
100N 16V
C717
10uF 10V
C739
22P 50V
311GW200C16BBX
C747
10UF 16V
8A DC/DC
Vout=0.6x (1+16K/24K) =
1.0V for VCCK
C741
10UF 6.3V 20%
Close to main chip
C720
100N 16V
L703
1.5UH
C750
100NF 16V
C738
8.2NF 50V
R761
0R05 1/16W
C7
3
0
10UF 10V
R760
16K 1
%
INVERTER_ON_OFF
C724
100N 16V
R757
10K 1/16W 5%
OPWRSB_PWR
C7
3
6
10UF 16V
FB705
120R 3A
1
2
L702
3.3uH 30mOHM 6A
C714
10uF 10V
C745
100NF 16V
R752
75K 1/16W 1%
+12V-AMBI
R5179
20K 1/10W
R762
24K 1%
C744
10
u
F 16V
C743
10
u
F 16V
R756
13K OHM +-1% 1/16W
+12V-AMBI
C7
3
2
10UF 10V
R734
5.1K 1%
C7
3
7
1UF 10
%
16V
C746
10UF 16V
R727
1.65K 1%
FB707
120R 3A
1
2
C7
3
1
10UF 10V
U705
RT8079ZQW
VIN
1
VIN
2
GND
3
GND
4
AG
N
D
5
FB
6
COMP
7
RT
/S
YNC
8
SS/TR
9
SW
10
SW
11
SW
12
BOO
T
1
3
PGOOD
14
EN
15
VIN
16
GND
17
C721
10uF 16V
VCCK
R719
NC/4.7K1/16W
2D/3D_EN
2D/3D_EN
C719
100NF 16V
FB706
120R 3A
1
2
R750
0R051/8W
R748
NC/0R05 1/16W
If PSU has 3V3SB, all
conponents are
existing.
R739
0R05 1/16W
PGOOD
4A DC/DC
Vout=0.6x (1+24K/3.3K) =
4.96V for USB
BL_ANA_DIM
U702
AZ1084CS2-3.3TRG1
VIN
3
VOUT
2
GND
1
+5V_STB
C764
10uF 16V
C715
10uF 10V
R728
2K 1%
+
C712
100UF 16V
R718
NC/0R051/8W
eMMC 1V8
AVDD3V3
(1A/60mil)
U704
G9661
POK
1
VEN
2
VIN
3
VPP
4
NC
5
VO
6
ADJ
7
GND
8
E-Pad
9
R724
10K OHM +-5% 1/8W
C718
10uF 10V
R735
1.65K 1%
5V_SW to AVDD1V0
+5V_SW
R726
0R05
C74
8
10UF 16V
8
079_FB
OPWRSB
If PSU has 3V3SB, all
conponents are NC.
C749
10UF 16V
3V3SB by +5V_STB or
STB_PWR
BL_ON/POK
R775
0R05 1/16W
DDRV 8,9,10
+5V_USB 18
If PSU has 3V3SB, all
conponents are existing.
Main_12V
+12V
R766
100R 1/16W 5%
DVDD3V3
R710
4K7 1/16W 5%
R773
-5% 1/16W
Main_12V
R703
10K 1/16W 5%
BL_ANA_DIM
ANALOG_DIMMING
Q702
MMBT3904
R708
100R 1/10W 5%
U706
RT6206BHGSP
EN
1
FB
2
VREG5
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
DVDD3V3
R702
68.1K 1%
R707
NC/0R05 1/16W
TP701
TP702
TP703
Main_12V
AU_12V
TP704
3V3SB
Main_12V
FB703
NC/120R/3000mA
1
2
Q755:357G07630620HF
C742
100NF 16V
R712
100R 1/10W 5%
TP709
BL_DIG_DIM
R759
100K 1/16W 5%
FB702
NC/120R/3000mA
1
2
Main_12V
+12V
PWR_EN
0.8 x (1+ 2.1K/1.65K)
= 1.8V
R701
10K 1/16W
C726
10NF 50V
R753
240 OHM +-1% 1/16W
(3.2A/140mil)
R749
8.2K 1%
8079_FB
+5V_USB
DIGITAL POWER
DVDD3V3/AVDD3V3
FB4303
120R/3000mA
1
2
R746
100K 1/16W 5%
U708
TPS54821RHL
R
T/CLK
1
GND
2
GND
3
PVIN
4
PVIN
5
VIN
6
V
S
EN
S
E
7
COMP
8
SS/TR
9
EN
10
PH
11
PH
12
BOOT
13
PWRGD
14
E-P
a
d
15
C752
1
8
0PF 50V
PGOOD
C765
10uF 16V
DVDD3V3 From +5V_SW
C75
3
8
.2NF 50V
R738
22KOHM 1/10W
DC/DC Group
LDO Group
Q707
BC847C
R733
33K 1/10W 5%
C713
10UF 10V
R740
2K7 1/16W 5%
C701
100NF 16V
C716
1UF 10% 16V
+5V_SW
Q706
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
+5V_USB
+12V
DVDD3V3
+3V3_TUNER
OPWRSB
BRIGHT_ADJ
+5V_STB TO +5V_SW BY PGOOD
OPWRSB 7
LDO_PWR
DDRV
INVERTER_ON_OFF
DVDD3V3 6,7,8,12,13,15,16,17,18,19,20,24
INVERTER_ON_OFF
24
BRIGHT_ADJ 24
AVDD3V3 11,13,14,18
+3V3_TUNER 15
3V3SB 7,11,14,16,17,18,24
VCCK 7,8,19
+12V 6,12,20
AVDD3V3
VCCK
3V3SB
TP707
TP705
+5V_STB
BL_ON/POK
2D/3D_EN
FB704
NC/120R/3000mA
1
2
R755
1
8
0K
R76
3
6
8
0R 1/16W 5
%
GND
6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,23,24,25,26,27,28
AVDD1V0
R751
33K 1/16W 5%
ANALOG POWER AVDD1V05
+5V_SW
R732
6K8 1/10W 5%
R742
10K 1/16W 5%
R731
10K 1/10W 5%
R744
NC/10K 1/16W 5%
+
C702
100UF 16V
Q705
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
C710
1UF 10% 16V
Q709
2N7002K
U707
AP1117D33G-13
VIN
3
VOUT
2
ADJ(GND)
1
R737
5.1KOHM +-5% 1/10W
AU_12V
+
C708
220UF 16V
0.8 x (1+ 1.6K/5.1K) = 1.05V