Kenwood KDC-MP202 Service Manual page 27

AJ
586x-xx)
DESTINATION S4 SIGNAL LINE
GND LINE
K/M/E
J YES
C57 TP69
D3.3V
0.1
22
TP68
D.GND
0V
1.5V 37
VDDREG15
R72
3.3V 38
PWMSW0
0V 39 16.94MHz
33K
TEST3
0V 40
TEST2
0V 41
TEST1
R74
3.3V 42
PWMSW1
33K 43
0V
TESTEN
44
D1GND2
TP70 45
DIN
SRDATA
46
DOUT
0V 47
SCKIN
48
TP71
SCKO
BCK
0V 49
LRCKIN
50
TP72
LRCK
LRCK
0V 51
XTALEN
1.5V 52
D1VDD2
53
TP73
RFCK
HOLD
TP74 54
WFCK
MIRR
TP75
DOUT
R75
3.3V
75
55
55 PLCK
56
TP76
LOCK
LOCK
57
TP77
C1D1
FZC
58
TP78
C1D2
TZC
TP79
RZM
59
59 C2D1
TP80
LZM 0-3.3V
60
60 C2D2
61
TP81
C2D3
SHOCK
0V 62
D1GND3
63
C33M
64
NC64
65
RA11
66
NC66
67
RAS
68
CAS0
69
CAS1
70
WE
71
OE
0V 72
DGND1
IC6
D3.3V
REGULATOR
10
R152
D5.0V
3.3
• DC voltages are as measured with a high impedance voltmeter.
Values may vary slightly due to variations between individual
instruments or/and units.
AK
B LINE 4ch BTL
DRIVER
S7.5V
TP25
SLD+
C24
4.7
TP27
SLD-
22
24
TP30
SD
TP102
REFOUTSV
109
TP108 R22
SD 12K
105
TP29
TD
TP106
TD R20
103
12K
93
D3.3V
C54
4.7
C52
2.2
C53
4.7
0-3.3V
1.13Vpp 1.13Vpp 0V
1.6V
IC7
AUDIO DAC
BUILT-IN SERVO DSP
TP83
A3.3V
TP82
AGND
AL
IC3
2.4-4.2V 16 15 2.6-4.2V
16 TR+ FD+
2.4-4.2V 17 14 2.6-4.2V
17 TR- FD-
TP26
SLD+
1.2-5.5V 18 13 1.0-5.0V
SLD+ SPD+
TP28
SLD-
1.2-5.5V 19 12 1.0-5.0V
SLD- SPD-
7.5V 20
11 7.5V
VCC2
VCC1
0V 21
10 0V
GND
GND
R30 100
0-5.0V 22
9 0-5.0V
CNT
MUTE
0V 23
8
0V
R31 13K 0-4.0V 24
7
LO/EJ
GND
1.2-2.8V 25
6 0-3.0V
SLIN
SPIN
R23
12K 1.2-2.4V 26
SLIN- 5 1.5V
SPIN-
4 1.5V
SPIN+
1.2-2.4V 27
3 2.0-3.0V
SLIN+
FDIN
1.4-2.0V 28
TDIN
2 1.5V
FDIN-
29
1.8V
1
TDIN-
BIAS 1.5V
7.7V 30
VCC
C50 0.1
C51
1000P
TP94
RESET
0V
0-3.3V 0V
144
DGND2
143
0.2V PD
142
3.3V LD
141
3.2Vpp TEC
140
TE2
3.2Vpp
139
TE0
1.8Vpp
138
1.7V TE-
137
1.6V ADIN
136
FE0
135
1.8V FE-
134
REFC
133
REFOUT
132
AVDD
131
VREFIN
130
E
129
F
128
D
127
B
126
C
125
A
124
AGND
123
1.7V RF-
122
0V RF2-
121
0V EQ1
120
0.1Vpp EQ2
119
1.2Vpp RF0
118
1.3Vpp AGCI
117
C3T
1.2Vpp 116
AGCO
115
ADGND
114
0.8Vpp RFI
113
ATEST
112
ASY
111
EFM
110
3.3V ADVDD
109
REFOUTSV
1.5V
3.3V
CP28 10K
AM
KDC-MP202/MP333
KDC-MP333RC/MP433
15
14
TP31
SPD+
TP32
SPD+
TP33
SPD-
TP34
SPD-
R29 1K
TP35
MD
R25 TP105
4.7K MD
107
TP36
TP107
FD
FD
R27
16K
101
TP93
IOP2
TP92
IOP1
CURRENT
Q4 AMP
D1
For CURRENT
AMP
R88
4.7K
TP91
TEC
C83 0.01
TP90
TP112
TE
C82 47P
TP89
F-
CN2
ADIN
14 16
TP87
TP88
TP111
VREF
C78
FE T-
C81 47P
2.2
17 15
C80 0.1
TP110
3.3V
T+
1.8V
16 14
1.8V
TP109
F+
15 13
12
TP95
F
11
TP97
B
10
0V TP99
A
C77 2P
9
TP96
E
C76 3P
8
TP98
R80 C73
C
6.8K 12P
7
TP103
C79
PD
R81 C74
6
0.1 TP113
6.8K 6P
VR
R91
C75 91
TP86
C70
5
RF
0.1 6800P
TP104
LD
4
0V
3
C72 0.01
2
TP84 TP85
D3.3V 1
ATEST
AGCO
C71
1.5V
0.1
TP100
2.2Vpp
ASY
C69
3300P
C68
0.01
TP101
C63
EFM
2.2
TP122
AGND
109
107
105
103
101
X32-5860-00 (2/2)
AN
1
2
3
DPU1(X92- )
OPTICAL
PICKUP
4
F-
T-
T+
F+
GND
F
B
A
E
5
C
PD
VR
LD
GND
VC
VCC
6
7
27