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AE
P7904
7 18 19 20 21 22 23 24 25 26 27 28 29
DGND CPU
+12V
+5.6V
3V
9830
RST
C649
0.01
04
SS1
DVSS
PLL
SERIAL AUDIO
POWER
OUTPUT
SUPPLY
INTERFACE
RESET & POWER DOWN
DVDD
DD4
SS5
AVDD
SS7
AVSS
SS9
DD10
CK
DOWN
CK
MIXER
D13
S14
DIN0
DIN1
DIN2
MIXER
DIN3
K
CK
SS21
DD22
IN0
IN1
IN2
C603
R646
2.2
10K
REC-R
C604
R647
REC-L
2.2
10K
R642
C601
1M
C602
2.2
2.2
Q601
AF
SMPS-
AO-3
3/4
P9702
P7905
1 2 3 4 5 6 7 8
1
C882
0.1
AGND
+12V
+B
X601
12.288MHz
R666
1M
HOST INTERFACE
CRYSTAL
(I2C,SPI)
OSCILLATOR
INTEMAL CONTROLS
INTEMAL
INTEMAL
CLOCK
RESET
SERIAL AUDIO
OUTPUT
INTERFACE
AUTOMATIC
GAIN
LIMITER
BASS
MAIN
TRIM
EQ
MANAGER
VOLUME
VOLUME
AG
SMPS-
AO-2
3/4
P9701
2 3
4 5
6 7
8
9
10 11 12 13 14 15
C883
0.1
MGND
FB102
FB103
PGND
PGND
+12V
+3.3V
PGND
PGND
PWM8 P
75
FL+
PWM8 M
74
C666
FL-
IO VSS73
0.1
73
IO VDD72
72
+3.3V
PWM7 P
71
FR+
PWM7 M
70
FR-
IO VSS69
69
PWM6 P
68
C667
PWM6 M
67
0.1
DVDD66
66
IO VDD65
65
+3.3V
IO VSS64
C668
64
DVSS63
63
0.1
PWM5 P
62
PWM5 M
61
IO VSS60
60
PWM4 P
59
PWM4 M
58
C669
0.1
IO VSS57
57
IO VDD56
56
+3.3V
PWM3 P
55
PWM3 M
54
IO VSS53
53
PWM2 P
52
R698
PWM2 M
51
10K
C665
470u10
+
+3.3V
AH
RXD-M909/LS-M909
+36VP
FB700
+12V
SD
+3.3V
+5V
RST
+8V
12V
+5.6V
R756
10K
+12V
R876
2.2K
Q802
R875
Q803
470
C818
10u16
AGND
AGND
Q804
Q805
AGND
AGND
R860
C844
C842
47
0.1
0.1
R862
10K
AGND
IC802
1
VCC
2
3
4
VEE
R867
R868
68K
68K
C850
C851
47P
47P
AGND
C863
C864
C861
22P
C854
22P
22P
100P
C855
PGND
PGND PGND
330P
C856
C857
330P
330P
PGND
PGND
PGND
R872
R871
R851
10K
10K
10K
PGND
PGND
PGND
MAIN (3/4)
AI
+1
IC700
C706
0.1
1
GVDD B
R798
OTW
2
100
NC
3
4
NC
R703
100
5
SD
R704
6
PWM A
FL+
100
R708
7
RESET AB
100
R709 100
8
PWM B
FL-
R712 27K
9
OC ADJ
10
GND
AGND
11
C724
0.1
12
VREG
13
M3
14
M2
15
M1
R719
100
16
PWM C
FR+
17
RESET CD
R723 100
PWM D
18
FR-
19
NC
C725
NC
10u50
20
21
VDD
+
C738
22
GVDD C
0.1
C740
0.1
+3.3V
+5V
+8V
TUN-L
TAPE-L
+
R859
47
+12V
R858
10K
8
7
12V
6
5
TUN-R
TAPE-R
A
C862
C875
22P
100P
PGND
C858
330P
PGND
R850
10K
PGND
35
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