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Power Amplifier
R801
22K
E
Q802
BT3906
B
C
R804
15K
3_3VSB
22K
GND
R806
E
Q801
BT3906
MUTE
B
3_3VSB
T
C
R863
4K7
R803
10K
C
Q803
B
BT3904
R809
AMP_MUTE
10K
E
GND
GND
TUNER
GND
22P
C837
T_SDA
T
T
T_SCL
R837
T_SDA
33R
SDA
11
R838
SCL
10
T_SCL
T
33R
NC4
TUNER_FAT+
9
NC3
8
IF+
7
C838
IF-
6
TUNER_AGC
IF-AGC
22P
5
T
NC2
TU1_VCC
TUNER_FAT-
4
VCC
C851
3
RF_SW
2
C850
GND
NC1
1
22P
22P
GND
GND
GND
IF_AGC
T
R839
100R
T
TU_VCC
RF_SW
T
GND
close to SOC
R818
AMP_L_OUT
C828
1U
AMP_L_OUT
1K
C830
6.8N
GND
R820
AMP_R_OUT
C829
1U
AMP_R_OUT
1K
C831
6.8N
SD
GND
TU1_VCC
3_3V
TUNER_FAT+
TUNER_FAT-
R851
IF_AGC
IF-AGC
0R
C856
0.022U
R850
GND
470R
RF_SW
Close to SOC
Power AMP TPA3113D2
R829
100K
U800
R810
1K
SD
1
28
SD
PVCCL2
V_AUDIO
2
27
R811
FAULT
PVCCL1
AMP_L
3
26
C802
1U
100R
LINP
BSPL
C803
1U
4
25
LINN
OUTPL
R819
C804
R812
1000P
GAIN0
5
24
NC/100K
10R
GAIN0
PGND2
GAIN1
6
23
GAIN1
OUTNL
GND
7
22
AVCC
BSNL
8
21
AGND
BSNR
R862
R813
C805
1U
9
20
2K2
6K8
GVDD
OUTNR
C806
1U
10
19
PLIMIT
PGND1
11
18
C807
1U
RINN
OUTPR
10K
R814
12
17
C808
1U
RINP
BSPR
GND
GND
AMP_R
13
16
NC
PVCCR2
R821
14
15
NC/100K
R815
PBTL
PVCCR1
100R
C809
1000P
GND
TPA3113D2
GND
The impedance Zi between FAT+ & FAT- should be >=1K
TU1_SCL
TU1_SDA
U801
AZ1117
5V
TU1_VCC
C862
C859
C860
C861
220U
10U
0.1U
0.1U
6.3V
10V
GND
V_AUDIO
C810
C811
1000P
0.1U
L801
C812
R822
22UH
0.22U
10R
GND
L802
OUTLP
220R/NC
C813
0.1U
C814
330P
L803
R816
22UH
0.1U
GND
C817
10R
C818
L804
OUTLN
0.22U
GND
C816
220R/NC
330P
C819
L805
GND
220R/NC
R817
OUTRN
0.22U
10R
C820
L806
0.1U
C821
330P
22UH
GND
R828
0.1U
GND
C822
10R
L807
C823
220R/NC
OUTRP
0.22U
GND
C824
L808
330P
22UH
GND
V_AUDIO
C825
C826
1000P
0.1U
GND
The total capacitance should be <=40PF
Close to MSTAR SOC
GND
C863
NC/47P
R859
TUNER_FAT+
0R
C865
R861
20P/NC
NC/200R
R860
TUNER_FAT-
0R
C864
NC/47P
GND
Close to tunter
RED
R+
OUTRP
OUTRN
T T
1
R-
OUTRP
2
OUTRN
P804
OUTLP
WHITE
OUTLN
L+
1
L-
T
T
2
OUTLP OUTLN
P803
3_3VSB
GAIN1
GAIN0
GAIN
L
L
20dB
R831
R832
L
H
26dB
10K
NC/10K
H
L
32dB
H
H
36dB
GAIN0
GAIN1
R833
R834
NC/0R
0R
GND
C866
0.1U
FAT+_D
C869
0.1U
FAT-_D
close to SOC
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