25
KDC-MP4036U/MP435U/X491/W4537UA/W4537UAY
/W4537UG/W4537UGY/W4737U/W4737UY
T
S
R
Q
P
X34-466x-xx (4/6)
0V
0V
5.0V
0V
3.3V
1.0V
1.2V
0V
3.3V
0V
0V
3.3V
0V
0V
0V
3.3V
0V
3.3V
0V
0V
0V
3.3V
3.3V
0V
1.2V
0V
2.6V
2.6V
0V
5.0V
2.6V
2.6V
2.6V
2.6V
8.0V
5.0V
3.3V
3.3V
0V
3.3V
0V
0V
0V
3.3V
0V
3.3V
0V
5.0V
5.0V
5.0V
0V
0V
0V
3.3V
0V
3.3V
1.8V
0V
3.3V
0V
3.3V
0V
0V
0V
0V
3.3V
0V
3.3V
5.0V
3.3V
0V
5V
5V
0V
0V
5V
0V
0V
3.3V
0V
0V
0V
3.3V
0V
0V
3.3V
5V
0V
5.0V
3.3V
5V
0V
5V
3.3V
0V
3.3V
5V
3.3V
0V
0V
5V
3.3V
0V
0V
3.3V
3.3V
3.3V
2.6V
0V
0V
3.3V
5V
0V
8.0V
14.4V
0V
13.6V
0V
13.4V
0V
0V
5V
1.2V
2.0V
1.0V
IC700
IC703
IC704
IC705
IC708
IC716
IC702
IC710
IC709
IC712
IC1
IC2
OP-AMP
M-RST
DC VOLTAGE
REG
iPod
AUTHENTICATION
COPROCESSOR
Q706
Q704
CONVERTER
INVERTED
OUTPUT
3-STATE
QUAD 2-INPUT
AND GATE
LDO REG
POINT REG
DIGITAL
RECEIVER
AUDIO
D/A
CONVERTER
Q8
Q9
D9
Q5
Q6
Q3
D2
Q1
Q2
D1
Q17
Q16
ORD
REF
ER SUPPLY
A8V
AVR
U5V AVR
O+B AVR
SW
14V
SURGE
for IC1
PROTECT
20V
D7
Q18
Q12
Q11
ILL+B AVR
Q10
SW REG
D700
M
15
11
11
15
21
21
15
21
25
24
19
11
20
24
24
21
19
15
15
20
20
15
19
20
20
21
19
16
19
19
19
21
21
19
15
16
16
16
16
R724 47K
GND
NC
C737
10u35
C736
CE
6
5
4
7
1
3
2
8
D5V
107
R817 10
R818 10
R819 10
R816 10
63
67
62
66
C719 0.1
R717
105
106
C713
12K
R712 10K
3.3V
4
3
2
1
7
5
6
10
9
8
12
11
IN0-R
R714
6.8K
R713
R711 3.9K
C715
R806
10
IN0-L
C749
10
OUT
IN
6.8K
R732
SDT
O
DA
U
X
3.3V
LRCK
DA
T
A
BCK
VCC
NC
DGND
VO
U
T
L
VO
U
T
R
ZER
O
A
TEST
DEMP
AG
N
D
VCOM
MUTE
FMT
SCK
13
16
14
15
10
11
12
9
RX1
AV
D
D
R
RX0
NC4
DV
D
D
XT
O
XTI
DV
S
S
BICK
LRCK
22
PDN
AV
S
S
23
24
CDTI
INT1
INT0
CCLK
CSN
NC15
UOUT
CDT
O
MCK
O
20
21
18
19
15
16
17
13
14
94
68
0.047
C732
C726
124
R797
10K
1
114
R729
123
111
113
108
GND
CTL
NIS
C723
1
2
3
1
1.8V
3.3V
10K
10
R710
CPREADY
MODE0
100
R704
R702
22P
C705
47K
R707 47K
R705 47K
C703
22P
R805
10
0.1
8.2K
R734 3.9K
R731
C720
680P
C728
680P
GND
4
5
8.2K
A8V
150P
2
3
6
1
8
7
VCC
150P
C731
5
4
TP705
3.3V
95
C725
A8V
1.8V
3.3V
TP707
C741
10
NC6
NC5
CLOCKENAB
XOUT
I2CADDR1
I2CSCL
I2CADDR0
XIN
VCC1
32.768kHz
X700
2
1
5.1M
R703
6
4
3
5
7
9
8
40
C702
VCC2
39
0.1
NRESET
VSS
1.8V
C74
0.01
96
68
I2CADDR2
47K
C77
0.01
C74
0.01
R725 1K
12
11
100K
R769
VIN
D5V
1
A8V
115
100
R783
116
76
10
A2
R782
6
2
SPINSS
ROSC
MODE2
I2CSDA
MODE1
SPISOMI
SPISIMO
3
3.3V
VOUT
GND1
VO
U
T
2
3
GND
VDD
1
2
3
5
4
1
TP708
GND
4
5
CLOCKOUT
NC35
36
37
38
NC36
NC37
33
34
35
NC33
NC34
NC28
NC30
NC29
31
32
NC31
30
29
28
NC27
NC24
NC26
NC25
SPIUCLK
NC23
NC22
22
27
24
26
25
23
21
7
2
6
1
VCC
8
R784
100
117
5
4
GND
3
34
35
100
0.01
3.3V
R709
47K
GND
C756
6
5
7
121
B2
Y2
Y3
122
9
B3
8
A3
46
17
R720 100K
R723 47K
14
13
NC14
R721 47K
R722 100
16
15
0.01
C74
19
R718 47K
R719 47K
18
20
3.3V
1.8V
13
C751
1
VCC
8
7
0.01
VCC
A1
3
2
4
33
75
118
B1
Y1
1
45
B4
A4
11
12
Y4
14
13
10K
R824
0.01
C74
10u35
+
C700
IC709,710
C19 0.1
R17 68K
GND1
C20
2200P
R18
100K
7
6
5
EN
INV
FB
100uH
L2
4
3
2
1
RT
SW
VIN
C11
10u35
R9 100K
C9 0.47
10u35
TP116
11
C5
220u16
GND
OUT
IN
R3
220
TP133
10K
10K
TP132
TP131
3300u16
C1
TP113
TP114
ILLUMI
MUTE
2
AC
C
4
15
L1
1
GND
B.
U
.
16
FUSE
(F52-0023-05)
C7
LINE
TP115
R2
R1
14
2
15
4.3K
24K
100K
R11
C14 0.1
R13 47K
2.2K
R12
P107
U
BU
D5V
43
F1 (10A)
W5V
SW5V
1
C738
C769
0.1
10u35
C711
+
10u35
C714
+
R706
0.1
220
10u35
C722
+
C903
0.01
R6 12K
TP905
0.01
C6
R8 1.5K
TP904
R10 680
TP903
TP902
R25
22K
C930 0.1
+
+
+
+
+