Kenwood KRC-29Y Service Manual page 10

Cassette receiver
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K
L
PC BOARD(Foil side view)
Q Q
3 7 6 3 1 5 1 5 0
SWITCH UNIT
1
X13-989x-xx (J74-1118-12)
D2
D1
R10
D3
PANEL 5V
R23
L-DATAL
2
L-CE
R3
L-CLK
D6
D5
D7
R6
L-DATAS
R12
R2
L-RES
D4
LAMP+B
B E
B E
3
B E
D8
R9
D9
T E
L
1 3 9 4 2 2 9 6 5 1 3
D10
4
D11
R13
5
D29
D12
D14
6
D21
D19
w w w
D23
D24
D20
D13
D18
D22
.
7
Refer to the schematic diagram for the value of resistors and capacitors.
M
N
SYNTHESIZER UNIT
X14-641x-xx (J74-1121-02)
2
1
J5
J6
C402
R225
R226
E
B
R228
E
B
B E
B E
Q223
Q224
Q221
Q222
B
E
C50
1
Q40
C51
C52
C53
C55
13
C56
C54
R514
R518
C514
10
C516
R513
31
30
C518
21
40
IC9
1
20
R517
C532
10
11
C515
R534
R515
1
R531
R535
R519
R521
R536
C531
B
Q501
E
6
10
IC10
1
5
x
a o
u 1 6 3
y
i
O
P
8
J4
W19
3
4
8
12
11
13
24
R253
R254
5
7
6
9
10
IC4
R402
25
R407
R408
R403
R405
R411
D256
R401
R406
R410
R409
R404
C253
DTC
D409
D404
DTH
D410
C254
C258
C257
CLK
D401
D411
C252
D403
R261
D402
R257
R222
D251
C251
C221
R221
C202
C222
28
R224
IC2
R223
C224
Q
Q
C223
1
3
7
6
3
1
C205
C204
C203
W25
7
1
R51
R522
R415
B E
IC8
E B
C14
C404
8
14
Q50
R258
R122
C505
W21
R501
R120
CP103
R145
CP104
R116
R132
R115
41
40
R118
R136
CP102
CP101
C501
R135
C101
21
60
C103
R137
IC1
61
20
RES
2
1
C102
3
4
X1
IC11
5V
C104
R138
R139
80
1
C105
C106
R414
R140
E
B
R141
R142
Q101
c o
D102
.
11
Q
R
2
4
9
9
8
W18
18
2
1
R20
R2
C256
C255
R30
C2
R3
D30
R255
E B
E
B
D2
W1
R256
D3
D4
R263
Q1
R14
R15
W4
L201
W3
D11
C201
R16 E B
15
R31
Q11
D20
C30
W5
B
E
R32
L303
14
5
1
5
0
8
9
2
4
9
R22
C208
C20
R303
R203
C209
R304
D10
L304
8
5
R305
R4
IC12
L305
R10
Q551
Q20
7
1
E
4
L306
B
E
B
1
8
B
E
C353
R354
9
C355
D159
D157
D160
R106
R105
m
2
1
S
T
2
9
9
J2
1
C1
D1
WH1
1
D301
L301
C301
8
2
9
9
E
B
C304
C306
24
C351
1
IC6
16
P1
X2
Q151
14
15
J3
12

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