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Kenwood MDX-G1 Service Manual page 15

Md personal stereo system
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A
B
Q Q
3 7 6 3 1 5 1 5 0
IC1
: CXD2662R
Q1
: UMW1N
IC2
: CXA2523AR
or
Q2,9
: 2SA1576A(R,S)
CXA2523AR
Q3
: 2SB798-DL
1
IC3
: HD6432227N22FA
Q4,11
: DTA144EUA
IC4
:
BA5984FP
Q5,6
: DTC114YUA
IC5
: LC32S4400T-10
Q7
: DTA124EUA
IC6
: RC1117ST
Q8,10
: DTC124EUA
IC7
: S-24C02BFJ-TB or
BR24C02F
D1,2
: FS1J6TP
IC8
: BD7910FV
D3,4
: MA111
IC10
: AK4550VT
D5,6
: S1B
IC11
: C6006AZ
PLAYBACK
PLAYBACK (DIGITAL)
RECORDING
RECORDING (DIGITAL)
GND LINE
2
+B
B LINE
B
B LINE
CN3
TRK-
21
12
TRK+
20
11
FCS-
19
13
FCS+
18
14
K
17
R89
4.7K
PD
16
VR
15
MOD
14
ILCC
13
Q3
3
C73
LD-GND
12
1
OPTICAL
C56
PICKUP
+
L4
1
BLOCK
VCC
11
+B
(KMS-260B)
or
J
10
(KMS-260E)
B
9
5
A
8
4
3
W4
W3
VC
7
3
3
I
6
T E
L
1 3 9 4 2 2 9 6 5 1 3
F
5
9
9
C
4
6
4
D
3
7
E
2
8
VEE
1
8
11
+B
12
Q11
R88
470K
0.2V
Q11
3.3V
W2
5
+B
Q1
4
5
+
6
w w w
LD
CHANGE
-OVER
HEAD1
to HEAD
HEAD2
7
C
D
(X33-1260-00) (A/2)
SPDL+
17
SPDL-
M
18
SLED+
15
SLED-
M
16
LOAD M+
10
D5
IC5
D6
LOAD M-
11
M
9
31
A4
12
33
A5
1
13
TE2
1
36
A6
2
14
TE1
2
38
A7
3
15
FE1
3
40
A8
4
16
FE2
4
43
XOE
5
17
RF
5
44
XCA
ADJUSTMENT
6
18
TP1
6
51
DO3
7
19
TP2
7
50
DO2
8
20
F
9
GND
9
E
8
10
VC
3
4M DRAM
SHOCK PROOF
1.8V
1.1V
2.1V
1
I
36
0.3V
2.1V
2
BOTM
J
35
1.4V
ABCD
1.8V
3
VC
3
1.7V
4
4
A
34
1.7V
FE
1.7V
5
IC2
33
2.0V
5
B
AUX
1.7V
6
RF AMP
32
0.1V
6
C
ADFG
1.7V
7
7
D
31
2.6V
ADAGC
1.7V
8
30
1.7V
8
E
ADIN
3.3V
1.7V
9
29
C67 4700P
9
F
1.8V
ADFM
0.2V
10
R78 100
28
2.7V
PD
1.7V
SE
11
C68 0.068
27
APC
CSLED
26
1.7V
0.2V
R85
TE
0.4V
2.2K
12
25
0.4V
APCREF
WELAD
R75
100K
C55
1000P
3.5V
+B
+B
3.4V
LD
APC
ON/OFF
Q2
L3
L2
3.3V
3.5V
Q4
3
2
2.7V
1
R94
680
Q3
R95
4.7K
3.0V
Q5
Q6
3.3V
0V
x
a o
+3.5V
.
i
E
F
10
3.3V
VCC
+B
+B
9
A3
32
8
A2
34
7
A1
37
6
A0
39
5
A9
45
4
XRS
46
3
XWE
47
2
DO1
48
1
DO0
49
51
51
52
C7
R14
1.7V
53
0.47
100K
1.7V
54
3.5V
55
+B
COMP
0.4V
56
R16
C9
1.8V
57
100
4700P
58
EFM/ACIRC
ENCODER/DECODER
R17 1K
R18
59
1.6V
C11 0.47
3.3K
60
1.6V
63
R19 1K
2.0V
61
68
2.0V
62
1.1V
63
63
64
0.3V
64
64
65
1.4V
65
ADIP DECODER
65
1.7V
66
66
2.0V
67
67
1.8V
68
R82
68
100
66
69
Q
Q
3.5V
67
70
+B
3
7
71
C66 1
72
AUTO
73
SEQUENCER
1.7V
74
74
74
1.7V
75
75
R80
R79
75
100
560
IC1
ACIRIC
ATRAC
ENDECODER
R70
3.3
+3.5V
+3.5V
3
R93
4.7K
u 1 6 3
y
+3.5V
+3.5V
G
H
2
4
8
9
+B
0.8V
25
0.9V
R8 10K
24
R9 10K
23
22
R10 10K
21
20
0V
19
18
17
CLOCK
GENERATOR
16
1.5V
15
0V
14
3.2V
13
0V
12
3.3V
SUBCODE
11
3.3V
PROCESSOR
10
3.3V
9
3.2V
8
7
3.2V
6
3.1V
SERVO
3.2V
5
DSP
6
3
1
5
1
5
0
8
4
3.3V
3
3.3V
PWM
SPINDLE
2
0V
GENERATOR
SERVO
1
3.3V
0V
+B
+B
+B
DIGITAL
REC
+3.5V
5.0V
+5V
+5V
IC8
HEAD
DRIVER
PRE DRIVER
m
C40
4.7
R43
13K
c o
+3.5V
.
C43
C42
470P
470P
I
J
2
9
8
9
9
+B
+B
15
16
17
18
R25 100
R26 100
16
96
92
97
R120
100K
78
93
R119
81
100K
94
98
87
84
82
R114
100K
85
91
R115
9
2
83
4
9
8
2
9
9
92
100K
88
89
91
90
IC11
R12
3.3
W5
X1
90.3168MHz
IC11
CLOCK
GENERATER
+3.5V
+5V

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