Kenwood KDC-X717 Service Manual page 9

S T
PC BOARD (Foil Side View)
SWITCH UNIT
X16-1270-10 (J74-1135-02)
SWITCH UNIT
(X16-1270-10)
D6
IC3
R . f e N . O
A d d e r s s
C I Q
R21
1 T 4
R19 Q2
R18
2 T 3
E
B
B E
R17
B E
3 T 2
S3 S4
1 T 3
C22
C9
2 T 2
D7
3 T 3
4 T 3
5 T 3
CP6
6 T 2 R4
R5
7 T 2
R22
8 T 5
C11
CP7
D5
Q4
D4
Q5
Q3
C4
C1
Q8
CP2
FAC
SCREQ
SCDATA
MCREQ
MC CLK
S19
S20 C6
R13
Refer to the schematic diagram for the values of resistors and capacitors.
U V
ELECTRIC UNIT
S22
A1
Q10
E B
Q11
CN3
Q12
6
Q13
R10
C14
R24
1
R11
Q18
R26
E
C26
B
R28
C25
R27
E
C30
4 5
IC6
R29
E B E 8
C15
C11
1 B
Q23
Q21 Q22
C24
C10
Q17
L2
E1
C13
B
C23
C3
E
C6
L3
B
B C4
E
Q30
E
C5
E
B E
B D2
B E
W100
Q5
I
C8
E B
R29 Q7
G
B
Q8
O
R6
E
CN2
2
C108 C107
1
R37
R33
R179
R169
1 6
R180 R170
1
9
RST
CN1
R8
R6 C101 C102 C96 C95
W
Front
X25-8730-13 (J74-1142-02)
D22 D23
D24
C200
1 8
CN5
22 2
21 1
RST
R220
R221
R66
R84
R86
51
75
R88
E B 76
50
L5
C28 R91
Q19
C27
X1
1 2
B
R30
IC1
IC16
R31 C43
R108
R94
4 3
Q20
R109
100 R102
E B X2
C42
C33
26
R110
R125 1
25
R3
CLK
R113
R32
E
B
C31
R114
C32
Q3 TEST DATA
C40
R23
R182
D9 C53
4
1
14 1
Q42
IC12
R188
W6
Q41
IC7 R187 B B E
E
W5 14
R185
8 5
R21
R181
W9 R171
C37 8 7
1
4
R175
Q39 C105 C99
D7 IC11 C106
R177
R178
Q40
B E 8
R176
W10 5
D8
R162 R172
W8
C22
1 4 C94 C93
R166 C100
1
R168 Q38
R17
IC10
R167
R20
Q15
R48
8 5
Q37
R161
R165
W7
Q31
Q26 E
B
D17
R34
E B
E B
B E
B E
Q25
E B
R46
R36 D1
R15 R19
R45
C38 L1
C1
8 1
9 16
C2
J1
11
X Y
D4
R9
B E
C9
Q9
1 5
1 13
IC15
12
2
10 6
CN6
Q51 C147
C148
E B
E B E B E B E B
R216
R231
R215
D44 D45 D46 D48
R230
R214
R89 C142
16 1
R90
C145
R95
C146
C144
SMTR
IFC-OUT IC14
NOISE
C49
C51 C50
8
9
C143
E B
B E
L14
R141 R140
R145
8
1
R146 Q36
D26
C52
R144
IC8
C55 D21
B E
4 D25
5
C54 C76
C77
C66
W4
L13
W3
C78 C79 C65
Q35 R98
15 C86
L12
W2 34 44
E B
1
33
W1
L11
IC2
C75
C91
C73
C63 L10
C89
C72
C92 11
23 Q45
E B
C90 22
12
C70 Q46
C68
C74
C69
28
C81
L9
C60
E B
C61
C67
Q44
L6
D15
C114
C36
C118 C120 C117 C119
3 1
C34 C115
CN4
C150
R204
D31
C116
D30
TH1
1
25
D38
2 24
IC4
Z AA
1
ELECTRIC UNIT
(X25-8730-13)
R e . f N O .
A d d e r s s
C I Q
1 3 W
2 4 Y
2
3 5 V
4 6 Y
5 4 X
6 3 V
7 4 W
8 4 X
1 0 5 W
1 1 4 W
1 2 4 W
1 4 3 Y
1 5 2 Y
1 6 3 V
3
1 5 U
2 4 V
3 3 W
4 4 U
CN7
1
7 5 5 U
6 5 U
7 5 V
F/E
8 5 V
9 2 Y
24
1 0 2 V
1 1 2 V
1 2 2 V
4
1 3 2 V
1 4 4 W
1 5 5 V
1 6 4 V
1 7 4 V
1 8 3 V
1 9 3 V
2 0 3 V
2 1 3 V
2 2 3 V
2 3 3 V
2 4 5 V
5
2 5 5 V
1
2 6 5 W
2 7 5 X
2 8 5 X
2 9 5 W
L7 WH1
3 0 4 V
3 1 5 V
3 2 4 X
3 3 4 W
3 4 3 Y
3 5 4 Y
3 6 4 Y
6
3 7 5 W
3 8 5 W
3 9 4 W
4 0 4 W
4 1 4 W
4 2 4 W
4 3 5 Y
4 4 5 Y
4 5 4 Y
4 6 4 Y
5 1 3 Y
5 2 3 Z
7
12