Kenwood KDC-MP828 Service Manual page 36

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AO
KDC-MP828/W7531/W7531Y/W8531
/W8531Y/X789/X8529/X889
QQ
3 7 63 1515 0
1
CN1
D.OUT
12EJE-SW
LOS-SW
CLK
DATA
A8V
L ch
A.GND
2
R ch
MUTE R
MUTE L
MRST
MSTOP
3
8EJE-SW 11
LOE/LIM-SW
BU5V
D.GND
D.GND
D5V
D5V
LO/EJ
MOTOR
TE
L 13942296513
S7.5V
S.GND
4
5
6
www
7
36
X32-5730-00 (1/3)
AP
(X32-5730-0x)
12EJE-SW
TP74
D OUT
S2
24
TP73
12EJE-SW
23
S1
Q1
TP72
LOS-SW
22
CP4
10K
LOS-SW
CP2 100
58
TP71
CLK
21
TP70
DATA
20
57
Q4
TP69
A8V
19
TP68
L ch
18
TP67
A.GND
17
TP66
R ch
16
CP3 100
TP65
MUTE R
TP90
55
15
TP64
MUTE L
14
Q5
CP1
22K
54
Q6
Q3
MRST
TP63
R10
100
13
23
TP92
R6
TP62
MSTOP
12
59
22K
S4
TP91
TP61
8EJE-SW
8EJE-SW
LOE/LIM SW
S3
R5
TP60
LOE/LIM-SW
10
34
100
TP59
BU5V
9
TP58
D.GND
8
7
TP57
D5V
6
5
TP56
LO/EJ
4
24
TP55
MOTOR
3
22
TP54
S7.5V
2
S7.5V
TP53
S.GND
1
C91
1000P
7.8V
LPF
IC13
R121
3.9K
3.1V
1
AOUT
V+
R115
2.4V
BOUT
3.9K
2
AIN-
2.4V
R113
3
BIN-
AIN+
4
3.9K
V-
BIN+
R120
0V
3.9K
C84
C83
C74 4.7
C92 4.7
1000P
1000P
R122
R134
2K
2K
D4
D5
24BIT DA
CONVERTER
5.0V
IC18
15
VCCC
VCOM
0V
16
AGNDC
VOUTR+
17
VOUTL+
VOUTR-
18
1.3V
VOUTL-
AGNDR
0V
19
AGNDL
VCCR
20
VCCL
AGNDF
21
5.0V
VCCF
DGND
CP17
1K
22
6
ZEROR
23
0V
5
ZEROL
2.7Vp-p
0V
24
DEMP0
3.3V
25
MUTE
DEMP1
0V
26
FMT0
DATA
3.3V
27
x
ao
FMT1
3.3V
0V
28
FMT2
0V
LRCK
.
i
S7.5V
AQ
SW3.3V
BU3.3V AVR
IC19
5.0V
1
5
VIN
VOUT
2
VSS
0V
3
4
ON/OFF
NC
TP98
TP96
C102
2.2
Q12
Q13
10K
10K
4.7K
4.7K
TP97
TP99
0V
2.7V
IC20
1.8V
AVR
5.0V
A5V
AVR
IC14
R142
5.0V
6.8
7.8V
1.3V
Q Q
3
6 7
Q11
8
R110
7
3.1V
3.9K
R109
6
C33
3.9K
R108
5
2.2
3.9K
R117
3.9K
C81
1000P
C82
1000P
C32
0.1
2.4V
C64
C68
10
14
0.1
13
1.3V
1.3V
12
11
0V
10
5.0V
9
0V
8
0V
3.3V
7
VDD
R128
6
3.3V
RST
98
100
5
SCKI
78
4
0V
97
R139 110
3
94
u163
R140 110
2
y
BCK
92
R141 110
1
93
AR
2 9
9 4
8
BU3.3V
SW3.3V AVR
IC5
3.3V
TP93
TP94
R144
2.2K
TP95
D6
2.7V
IC21
3.3V
AVR
1.8V
3.3V
5.0V
3.3V SW
Q15
Q14
10K
47K
SW3.3V
1 3
1 5
0 5
8
2 9
78
CP14
100K
3.3V
0V
0V
1
PLLGND
1.8V
2
PLL1V8
3
D15
MD15
4
3.3V
A18
MD14
0V
5
A17
MD13
6
A16
MD12
3.3V
7
A15
MD11
0V
8
A14
MD10
9
A13
MD9
10
A12
MD8
11
D7
MD7
3.3V
1.8V
12
CORE1V8 1
0V
13
D6
MD6
14
COREGND1
15
D5
MD5
3.3V
16
IO3V3 1
17
2.6Vp-p
XTLCLKO
18
36
XTLXLKI
0V
19
IOGND1
20
D4
MD4
21
D3
MD3
22
3.3V
D2
MD2
0V
23
3.3V
D1
MD1
0V
24
D0
MD0
25
A11
MA11
m
0V
co
.
CS1.8V
AS
2 8
9 9
BU3.3V
23
3.3V
3.3V
33
R12
SEARCH
22K
34
LOE/LIM SW
0
35
Q7
NC
36
22K
NC
34
37
NC
38
22K
NC
39
NC
3.3V
40
POND3.3
41
NC
R4
3.3V
42
PONCS
43
1K
NC
44
NC
45
NC
46
NC
47
NC
3.3V
R25
48
DATA MUTE
1K
3.3V
TP28
BOOT
SW3.3V
9 4
2 8
9 9
CS3.3V
CP19
100K
IC15
AC DRIVE DECODER
MP3/WMA/AAC/DECODER
3.3V
0V
3.3

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