Bose SoundDock Portable - Block Diagram

37
BLOCK DIAGRAM
J201
J3003
19
004J
0004J
21
21
41
41
5
15
1
Charger
iPod Detect
Left
Right
Transmit Data
Receive Data
Aux Present
Aux Left
Aux Right
Dock P
C
B
U7041
3
1
U7027
CPLD I/O Expander
2
5
viPod
U7018
Input
Select
1
13
2
12
4
15
1
2
U7019
ADC
6
7
2
1
9
117
115
120
113
U7020 DAC
3
10
11
23
25
J7001
3
1
19
18
7
8
J800
42 41
45
Mute
44
Stby
3
5
Left
Right
22
23
U7011
DSP
Audio
Processor
Mute
Stby
135
130
TX Data
RX Data
20
21
40
41
1
2
1
2
J800
J700
U7028
Audio Amp
Left
Right
Digital
Audio
Audio
Left
Audio
Right
Digital
Audio
3
AUX
Present
Digital In
DIgital Out
11
8
Source
Select
U7000
iPod Charge
iPod Detect
Amp Board 303293
122
12
005J
4
2
1
13
LED 1
LED 2
IR_IN
J2000
2
4
5
IR Board 303293
8
10
6
37
14
17
U7038
PIC
Controller
PWR_Switch
Touch Reset
Sync2
Detect
Out
8
10
6
J300
J301
SPS Board
DSP Board
298019
Touch Reset
Sync2
Detect Out
6
DSP_ON
U7036
G
D
S
VDC
SDA
VBP
6
2
U7040
SCK
J400
1/2
13
5
14
I/O Board 303293
1/2
J4000 1/2
4
13
5
14
4
VRAW
J4001
6
2
5
1
To Battery
VBP
SDA
SCK
VRAW
I
/O
Board 303293
1/2
26
3.3V
Reset
33
34
Power_Fail
19
XTAL
44
Y7001
19
3.3V_MP
5V
8
60
3.3V
1.2V
8
5V
14
8
1
8
30
28
27
18
3
1
10
9
4
10
8
1
2
7
J3001
J3002
J200
Invalid
Voltage
Protection
VRAW
VBP
U5
Low Power 3.3
Volt Regulator
Q7037
Switch
Control
VDC
U7028
Power Amp
U7041
5 Volt Linear
DSP
U7037
3.3 Volt
Linear
On/Off
iPod
Charge
Q9
1.2 Volt
Switcher
Q8
8 Volt
Switcher
U7008
5 Volt Linear
Analog
Electronics
DSP
+ Logic
Battery
Charging
Battery
Output
3.3V_MP
U7036
Power
Supply
Battery
D4002
DSP PCB
U7038
Microcontroller
S
PS PC
B
I/O Board
AMP PCB
8V
5V