11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
of
Filename:
PCB#
Sheet
3
3
Product
Date:
Rev:
YsType:{Company N
M1523V01SCH.sch2006
M1523
Tue Jun 02, 2015
DIGITAL
1.00
PS Preamp
7
W3:G 10
6
W3:F 10
1
W3:A 10
1K00
W125
0805
R105
X4
X3
1
6
W1:A
NOT USED
PROGRAM SELECT:
18V0
D18
0W2
18V0
10
W3:J 10
9
W3:I 10
8
W3:H 10
0805
100N
C17
25V
5
W3:E 10
3
W3:C 10
2
W3:B 10
4
W3:D 10
0603
100N
C14
16V
10K
W125
0805
R24
1206
10U
C10
10V
200R
1/8W
0805
R47
1206
10U
C9
10V
4
6
W2:D
6
6
W2:F
10R
W063
0603
R17
10R
W063
0603
R31
1K00
W125
0805
R33
10K
W125
0805
R37
W
125 470R
R66
0805
0805
100N
C78
25V
0805
100N
C74
25V
0603
100N
C75
16V
1206
10U
C86
10V
0603
100N
C88
16V
W
125 10K
R94
0805
0805
270P
C71
50V
33K
W125
0805
R95
2
6
W1:B
D5
CDSF4148
1206
10U
C80
10V
1/
8W 475R0
R46
0805
0805
100N
C81
25V
W
125 33K
R52
0805
1/
8W 2K74
R44
0805
0805
100N
C31
25V
18V0
D17
0W2
18V0
0805
100N
C66
25V
0603
100N
C18
16V
0603
100N
C23
16V
1206
10U
C11
10V
1206
10U
C12
10V
0603
15P
C15
50V
0805
100N
C70
25V
2
6
W2:B
0805
100N
C67
25V
1206
1U
C69
25V
5V1
D14
0W35
0805
100N
C83
25V
0805
3N3
C82
25V
0603
100N
C89
16V
W
063 10R
R18
0603
1K00
W125
0805
R64
LD1
RED
6405
Clip
W125
330R0
0805
R42
Limit
LD2
YEL
6400
Power
LD3
GRN
6408
0805
100N
C55
25V
Alternate
DOWN
UP
S8:A
3522
w/Sub
10R
W063
R35
0603
384kHz
3
6
W1:C
3
6
W2:C
5
6
W2:E
1206
10U
C13
10V
BDM_PORT
OSCILLATOR
7941
8200NH
L3
5V1
D15
0W35
MC9S08GT32
MICRO
CONTROLLER
10K
W125
0805
R36
10R
W063
0603
R19
10R
W063
R13
0603
1206
10U
C73
10V
1206
10U
C77
10V
0603
100N
C76
16V
4
6
W1:D
0.
1W 18K2
R65
0805
0805
100N
C79
25V
Q8
MMBT3906LT1
SOT23
7805
0805
100N
C32
25V
1
6
W2:A
IN
REF
OUT
TAB
LM1117-5v
7918
+5V
U5
0805
100N
C68
25V
0805
2N7
C25
100V
W
063
10R
R16
0603
1206
10U
C85
10V
10R
W063
0603
R96
INPUT CONTROLS
W125
R40
1K00
0805
W125
R106
330R0
0805
DOWN
Alternate
S9:A
3522
UP
Bass Boost
DOWN
UP
S8:B
3522
Alternate
w/Sub
M
B
P3:A
4459
10K
Master Level
UP
Alternate
DOWN
S9:B
3522
Bass Boost
7
SCK
9
VDD
24
AGND2
23
VCC1
20
IRE
F
22
VCOML
2
ZEROR
1
ZEROL
3
MSEL
10
MS
12
MC
13
MDO
5
DATA
4
LRCK
16
AGND3R
18
IOUTR-
25
IOUTL+
27
AGND3L
14
RST
11
MDI
6
BCK
8
DGND
19
AGND1
15
VCC2R
26
IOUTL-
17
IOUTR+
28
VCC2L
21
VCOMR
8122
U3
PCM1796
7894
Q5
CWX823-12.288
17
VDD
30
VREFH
31
VREFL
40
DDAD
11
IRQ
1
RESET
42
PTG0/BKGD/MS
44
PTG2/EXTAL
10
PTE1/RxD1
12
PTE2/SS1
15
PTE5/SPSCK1
14
PTE4/MOSI1
19
PTD1/TPM1CH1
18
PTD0/TPM1CH0
21
PTD4/TPM2CH1
4
PTC2/SDA1
3
PTC1/RxD2
7
PTC5
6
PTC4
22
PTB0/AD1P0
25
PTB3/AD1P3
24
PTB2/AD1P2
28
PTB6/AD1P6
27
PTB5/AD1P5
32
PTA0/KBI1P0
34
PTA2/KBI1P2
35
PTA3/KBI1P3
38
PTA6/KBI1P6
37
PTA5/KBI1P5
16
VSS
41
SSAD
9
PTE0/TxD1
43
PTG1/XTAL
13
PTE3/MISO1
2
PTC0/TxD2
20
PTD3/TPM2CH0
8
PTC6
5
PTC3/SCL1
26
PTB4/AD1P4
23
PTB1/AD1P1
29
PTB7/AD1P7
36
PTA4/KBI1P4
33
PTA1/KBI1P1
39
PTA7/KBI1P7
P
O
R
T
G
P
O
R
T
D
P
O
R
T
A
P
O
R
T
C
P
O
R
T
E
P
O
R
T
B
10-Bit ADC
8-BITMicrocontroller
7906
U7
+1V8 SUPPLY
MASTER GAIN
CONNECTOR TO AMP BOARD
5
R
ESET
B
6
SEL
F
BO
O
T
7
A
DDR0
21
CLA
T
CH/
WP
22
SD
A/C
O
U
T
11
MP0
8
MP4
26
MP9
28
MP3
27
MP8
15
MP6
14
MP7
19
MP1
1
34
PVDD
13
DV
DD
17
V
DRI
V
E
12
DGND
18
IO
VD
D
36
AVD
D
42
AG
N
D
37
AG
N
D
39
MOD
E
1
38
MOD
E
0
35
P
LL_LF
32
MC
L
K
I
30
RSVD
3
ADC_RES
2
ADC1
4
ADC0
43
VOUT3
45
VOUT1
41
FILTD
20
A
DDR1/
CDA
T
A
/W
B
47
FILTA
23
S
C
L/
CCLK
10
MP1
9
MP5
29
MP2
16
MP1
0
46
VOUT0
44
VOUT2
40
CM
24
DV
DD
1
AG
N
D
25
DGND
48
AVD
D
33
PG
N
D
31
OS
CO
1.8V Reg
Reset/
Mode
Select
8-Bit
Aux
ADC
Stereo ADC
PLL
DAC
DAC
28/56-BIT, 50 MHz
AUDIO PROCESSOR CORE
40 ms DELAY MEMORY
CLK
OSC
8-CH
Digital
Input
8-CH
Digital
Output
Input/Output Matrix
GPIO
Control
Interface
and
Selfboot
ADAU1701
7905
U8