Kenwood KDC-8024 PC BOARD
A B C D E
7
KDC-8024
1
PC BOARD (COMPONENT SIDE VIEW)
ELECTRIC UNIT X25-9642-72 (J74-1473-12)
CN1
12
CN2
11
2
1
R262
2
Q13
Q8
3
Q1
Q9
R264
R48
R46
R47
EBEBEBEB
EB
Q11
EB
Q12
C204
R14
R6
EB
Q7
IGO
IC3
EB
C3
C5
R7
4
5
R263
C205
Q6
D7
C203
C9
C700
2
1
224
1
C277
C272
MUTE
1222
1123
1
D504
R508
R503
R504
R145
R146
C36
L1
EB
EBEBEBEBEB
R220
R233
X2
C101
R106
R526
Q208
Q207
Q203
Q204
Q206
Q205
C264
R184
R183
X1
C298
C269
R101
R108
R109
R525
CN4
C100
C241
IC20
5
8
C240
R609
D1
C265
4
1
26
R102
50
R119
C297
C268
14
24
25
R608
36
37 48
TEST
R180
R121
R120
1
IC6
C226
C223
C222
IC1
IC5
13
R179
R123
R122
C227
R170
R172
C238
12
1
R171
28
15
R217
R205
R625
C228
R169
125
7551
R127
C234
C229
R167
100
76
R129
C259
R219
R623
C48
R131
C233
R218
R624
R626
R136
R135
C201
C215
IC2
33
34 44
C219
C218
C202
CLK DATA
R164
R163
R162
R160
R159
L102
R153
R152
R186
R148
R144
R143
R142
R141
R134
R133
4
C299
C300
C267
C266
C270
16
1
J1
R42
85
1
85
IC13
IC11
D14
4
41
58
D15
R244
R245
R221
R232
9
8
Q24
C8
R33
C6
R34
Q25
W3
C41
BE
R29
R49
5
IC18
81
D17
D16
R32
Q26
EB
IC12
C43
R35
C42
C31
1
C271
Q15
EB
456
4
C30
D8
R107
5V
RST
IC4
25
C274
C273
C275
C2
C250
CN3
16
15
X25-9642-72
IC Q
Address
15D
23D
33A
42E
53D
64D
18 3B
124
20 4C
13A
63B
321
A2
C18
L2
C12
1
CN5
28
CN6
15
1
6
C16
L3
C23
C10
P1
73A
83A
93A
11 2A
12 2A
13 2A
25 3B
26 4B
203 3C
204 3C
205 4C
206 4C
207 3C
7
Refer to the schematic diagram for the values of resistors and capacitors.
208 3C
305 4F
14
24
4
2
3
1
1 418
IC3
ED1
SUB-CIRCUIT UNIT
X16-2120-10 (J74-1478-12)
D17
TUN
FMAM
RST
SCRLAUTO
MENU
VOLUME
CONTROL
SRC
ATT
654321
D12
SWITCH UNIT
X16-2170-10 (J74-1482-12)
D14
D19
D16
S1
D18
S21
S14
S9
S4
S19
S15
S10
D13
D6
S5
D5
S3
D4
S8
D3
S13
D2
D8
D9
S18
S7 S12
S20
S17
S2
S11
S6
D1
D15
D17
D10
Q3
Q2
D20
D7
D11
BE
BE
Q1
BE
25
C279
C275
C278
C206
R261
JIHGF
KDC-8024
1
W2
A1
L7
1
2
N3
2
1
C314
X3
R306
R307
C311
R308
C502
12
L305
L307
Q305
L306
CN7
EB
R305
3
24
4
5
6
X16-2120-10
IC
Address
36H
X16-2170-10
Q
Address
15J
25I
35I
7
15
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