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CIRCUIT DIAGRAM -MAIN + IPOD + KEY BOARD
VCC1
R19
100K
C1
104P
R20
018_40P
47K
AUDIO_DET
Q12
9014C
R49
10K
Q11
9014C
R24
AUX_DET
AC_DET
R32
MUTE
D8
1N4148
R1
IPOD_DET
R281
POWER
IC6
82R
HT7533
R9
VCC
SW2-A
+3V3
R47 47K
3
3
2
2
1
1
C16
CN3
IPOD_POWER
100P
C17
100P
IP_3V3
CD_POWER
RADIO_POWER
SW1-A
BASS
C18
104P
+3V3
C26
104P
4-3
10K
R16
IC208
UTC4558
8
1
VCC
OUT1
7
2
OUT2
-INT1
6
3
-INT2
+INT1
5
4
+INT2
GND
C22
10K
R17
103P
C21
10u/16V
1
2
3
4
CD_RESET
5
CON4
MCU_3P
0R
4K7
R23
1K
NC
1K
+3V3
IC203
BKS138-133
C14
C13
104P
1
100u/16V
R04
2
R05
R48
1M
3
R06
4
R07
5
VDD
6
R10
RESET
10K
R4
7
R11
XIN
8
XOUT
R12
47K
R31
9
R13
0
R28
10
IP_RX
R14
0
R27
11
IP_TX
R15
10K
R2
12
R16
13
R17
14
R20
15
R21
IC20
1
6
R22
IPOD AUTHENTICATE
1
15
NC
NC7
2
14
MODE1/NSS
MODE0/CLK
R30
100R
3
13
SDA
NC1
SDA/SOMI
4
12
CLK
NRESET
SCL/SIMO
5
11
R29
100R
VCC
VSS
100K
R15
103P
C20
R18
1K
+3V3
R3
22K
Q2
9014C
R25
22K
R26
NC
C25
104P
D16
MUTE_LED
1N4148
32
R03
31
R02
R46
22K
30
R01
29
C2
104P
R00
CON1
28
VSS
27
330R
R14
X1
4MHz
2
26
1
R34
25
R33
24
IPOD_CHARGE
R32
C4
C5
23
20P
20P
IPOD_ID
R31
22
R30
21
R27
20
R26
19
R25
18
47K
R24
R13
1
7
R23
47K
R10
C15
C284
+3V3
102P
102P
SW2-D
R12
82K
150K
R11
4-3
CN901
TO MAIN BOARD
TO IPOD BOARD
CN1
R401 1K8
2K2
R402
R403
4K7
R406 6K8
CON401
2
1
SW401
SW402
SW403
SW404
STOP
DOWN/REW
PLAY/PAUSE
UP/FF
104
C902
470/6V3
C901
MCU_3P
D1
1N4148
R407
10K
R405
15K
SW406
SW407
SW405
RANDOM
REP
MUTE
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