SoundMAX SM-SDM1032 Schematic
4
321
U2 TA7291S
CPU5V
COLOR
AV
AV OUT
IN1
VREF
OUT2
VS
GND
NC
OUT1
VCC
IN2
22K
22K
22K
9
8
7
6
5
4
3
2
1
R66 22K
R65 22K
R225 22K
R224
R223 22K
R95 22K
R96
R97
R98 22K
R82 10K
R81 10K
D
2
1
SCL
SDA
S-METER
SUB
E1
12K
R72
R71
8V
8V
FWD
REV
LIM-SW
STBY
SUBSYQ
BUSY
MCK
DIN/DOUT
R/W
SDA
SCL
CD SW1
CD SW2
NC
10K
E31
E30
D13
R193
47U
100U
D14
EQ-IN
NC
4148
4148
5V
IC3
SCL
SDA
CE
DO
CLK
INH
IR
LCD+
DTH
R90
R89
R91
R102
C93
A
JP1
SKT-HY1811
NC
1
GND
2
1K
1K
1K
1K
103
CE
3
VR2
4
DO
5
CLK
6
KEY1
7
INH
8
REM
9
VR1
10
BA5V
11
KEY0
12
13
14
15
16
17
18
AUXL
DTH
AUXR
LCD+
NC
GND
1
2
C
CN2
AV IN
M+5V1MGND2D+5V3DOUT
DGND4DIN6CLK7CS8IRC9A+9V10R11AGND12L13RST14FWD15REV16M+17M-18LOAD19OPEN20CLOSE21AMUTE22N/P23MIC24LED+8V
CN2
5
CD8V
STBY
GND
R/W
MCK
BUSY
DIN/DOUT
SUBSYQ
CD5V
D19
4148
CD-R
CD-L
CD SW2
IR
CD_CS
SD/USB.DET
CD-ON
RA-ON
POW_ON
FWD
5V
MUTE
COLOR
D14
4148
IR
REV
CD -DO
CD-DI
IR
CD-CLK
B
NC
R121
25
LIM-SW
D16
4148
Q16
8V
NC
8V
L11
NC
C71
NC
E63
NC
R212 NC
Q15
NC
NC
R120
R119
R118
CD_ON
CD-ON
NC
NC
COLOR
C94
103
CD SW1
2K2
R92
D23
IN4148
47K
D20
10K
R93
R83
IN4148
CPU5V
MUTE
VR2
1K
R85
R185 10K
R99 47K
R108 47K
R100 47K
1K
KEY1
R101 47K
VR1
2K2
R104
R191
DTH
R80 47K
R114
IN4148
10K
R128
E28
R84
10U
R86
1K
NC
5V
CD LOAD
KEY0
CPU5V
CD CLOSE
CD OPEN
000
CD-RST
D11
33343536373839404142434445464748495051
R36
R37
R40
R45/ACLK0
R43/SI
R44/SO
R41
R42/SCK
MC80F0448Q
R35
32
R34
31
R33/TXD1
30
R32/RXD1
29
R31/ACLK1
28
R30
27
VSS
26
XOUT
25
XIN
24
RESET
23
R23
22
R22/SXOUT
21
R21/SXIN
20
ACC
LED
DO
AVSS
AVDD
R60/AN0
R61/AN1
AN2/R62
52
AN3/R63
53
AN4/R64
54
AN5/R65
55
AN6/R66
56
AN7/R67
57
VDD
58
AN8/R70
59
AN9/R71
60
61
62
63
64
AN10/R72
AN11/R73
AN12/R74
AN13/R75
R53/PWM1O/T1O
R54/PWM3O/T3O
R51/EC1
R52/T2O
R50/INT3
R47/TX0D
MC80F0448Q
R46/RXD0
R67
10K
R68 1K
SW2
RESET
IN4148
D12
C35
203
104
C49
R106 100K
RESET
C45
104
C51
104
E29
100U
R48NCR130
CPU5V
8K2
22K
22K
22K
R255
America
R74
R148
R219 22K
R216
22K
2K2
R218
R217
D
CLOCK PRI
R256
AREA
Europe
R73
*
*
AMIF.SEL
KEY0
RDS.SEL
KEY1
PLL-CE
PLL-DI
PLL-CLK
PLL-DO
SD/ST
AF-MUTE
RDS.SDA
BEEP
AN14/R76
AN15/R77
R00
R01
R02
R03
R04
123456789
R05
R06
R07
INT0/R10
INT1/R11
INT2/R12
BUZO/R13
BBP
T0O/R14
DTH
101112131415161718
CD-CS
RDS.CLK
CD_CS
VR2
C
VR1
EC0/R15
INHCECLK
22K
SM-CDM1032MCU.SCH
LED1
R107 1K
R69
A
F-LED
1 2 34
R16
R17
R20
19
C92
20P
X4 32.768
20P
C99
X2 8M
100K
R49
C34
C33
47K
27P
27P
L10
22UH
CPU5V
R226
DO
22K
R228 47K
R227 47K
R70 47K
R94
CLK
CE
1NH
IR
R79
1K
B
IR
102
C37
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