Kenwood KDC-CMP21V Service Manual page 13

K
SYS+5V
BU+5V
BU+3.3V
16.9344MHz
3V
0.5V
7
10
7
CP44
CP43
100K
00K
R142
100
V
V
6
V
20
CP45
2.2K
18
V
R149
100K
17
V
16
V
R143 C112
100 0.1
3V
L3
600
C114
5P
R170
1K
FLAG
C115
0.1
C117
0.1
52
5.0V
54
56
58
C194
4.7
ELV- ELV+
M3
M ELEVATOR
L
BU +2.5V/
3.3V AVR
IC17
5.0V 1 10 1.2V
CTL1 NB1
5.0V 3.3V
2 9
VIN1 VOUT1
0V 0V
3 8
GND1 GND2
4.2V 4 7 2.5V
VIN2 VOUT2
4.2V 5 6 1.2V
CTL2 BN2
SW2.5V
C121
C119
0.1
1
C123
X4
1
16.9344
MHz
3.3V
26
DVDD2
16.9344MHz
FZD
27 16.9344MHz
3.3V
C1D1
3V
0V
TZD
28
0.3V
C1D2
29
C2D1
30
C2D2
0V 31
C2D3
LOCK
32
LOCK
MIRR
33
WFCK
HOLD
34
PFCK
35
16.9344MHz
PLCK
36 3.3V
C16M
0V
0V 37
DGND2
38
TX
0V 39
EMPH
0V 40
FLAG
3.3V
41
DVDD3
42
LIMIT
0V 43
XTALEN
0V 44
DGND3
3.3V
0V 45
DIN 0V
R146
46
DOUT
3.3V
100
47
SCKIN
3.3V
1.65V
R147
48
0V
SCKO
100
49
LRCKIN
R148
50
LRCK
100
0V
CP47
CP46
4.7K
10K
M
BU+3.3V
SW+3.3V
4.5V
C49
0.1
BU+2.5V
IC18
C50
0.1
R154
10K
0V
C126
1000P
D40
0.2V
PWMSW
3.3V AGND2
3.3V
0V 2.0V
0V
1.3V
2.3V
1.2V
1.8V
1.6V
IC12
1.65V
CD RF AMP
SERVO/DSP IC
REFOUT
VREFIN
2.1V
1.9V
2.0V
0.8V
2.2V
3.3V
1.3V
0V
2.6V
0V
2.1V
0.8V
1.3V
3.3V
ARF
R153
33K
VC1.65V
23 22 21 20 19 18 17 16 15 14 13 12
CN2
N
KDC-CMP21V
3.3V
SW +3.3V
AVR
SWA3.3V
SWD3.3V
2.5V
SW
SW
R157
10K
100 3.3V Q73
99 0V 10K
C132
98
Q71
TEC 47K
1500P
97
TE2 R158
96
4.7K
TEO TE
95
Q72
TE-
VREF
C137
94
ADCIN
10 APC
FE
93
FEO R159
100K
92
FE- R162
C133
91
4.7
REFC
0.1
IOP1 IOP2
90
VC1.65V
89
D41
AVDD2
88
87
E
86 2.0V
F
85
D
84
B
83
B
C
82
A
81 0V
AGND1
C134
80 1.2V
C3T
6800P
79
ATEST
ATEST
78
RFO
C135
77
AGCI
76
0.1
AGCO
RF
2.6V
0.8V
A
C+D
11 10 9 8 7 6 5 4 3 2 1
X32-5650-00 (3/5)
O
SYS+5V
BU+5V
BU+3.3V
SWD3.3V
R89
1.3K
15
GN
B
C1
R166
39K
2.2
CH C
SW
R2
21
1K
26
R33 2.2
R69 10
CP1 100
40
41
42
43
MUTI
SW
R2
44
Q9
22K
22
45
Q93
22K
22K
46
13