Pc Board - Kenwood KRC-279RA Service Manual

A B
PC BOARD (Component side view)
1 SWITCH UNIT
X13-964x-xx (J74-0962-32)
D13
D10
D12
D11
2
R18
R17
3
D6
4
R9 D8
C4
C1
C2
C3 R7
5
D5
D4
6
D3
C5
D15
R15 R10
D2
7
Refer to the schematic diagram for the value of resistors and capacitors.
C D
SYNTHESIZER UNIT
X14-656x-xx (J74-1189-12)
J5
R L W10
J1
C400
R452 R453
C401
B E B E
L5
D410
W200
A1 D404
D405
R451
E B
R450
Q201
W12
R200
C152
R202
15
14
R150
D200
W173
E B
W8 Q501
R206 R207
C214
W9
R503
W5
E B
R263
X2
W154
4.3320MHz
C502
B E
C504
C505
9 16
6
IC7
1
8
1
C500
E F
W28 W51
W43
W53
J4
TH1
2 24
IC4
1
W158
W159
W36
W13
W24
D409
D403
R154
D402
E B
W58
D401
D400
R155
C17 D152
C451 C16
W153 C18
D151
C450
W56
C15 W55 R158
W57
1 7 W63
C151
IC3
28
W61
14 8
B E
IC2
W62
W52
W59 W161
C13
1
W60
C14
C155 C157
R124
R122
C156
B E
W26
41
40
R117
R405
R113
R111
21
R112
IC1
R142
W21
B E 20
W22
R141
1 80
R106
12
11
9
G H
J2
16 9
8 1
25
W78
W85
W80
R351
D370 B E
D371
W98
D350
W97
C58
E B
R352
R353 W99
R252
R57
C351
R58
B E
C52 W100
D54
E B E B
C54
R61
B E B E
D352
E B
E B
C55
W64
R413 W65
R60
C56
R133
W160
R382
W83
R125
W90
W67
W91
W68
RES
D100
4 5
C104
E B W163
1
3
R102
60 R103
R404
61
R104
W164
X1
C101 W74
4.19MHz
DG
W75
W167
R105 C102
5V
C103
W168
TP W81
W169
R320
B E
W88
2
1
J3
I J
L1
W103
R65
R66
W101
W102
E B
D55
E B
C57
W170
D56
R67
W104
B E
E B
W105
10