Pc Board (Component Side View); Synthesizer Unit; Switch Unit - Kenwood KRC-391 Service Manual

A B
Q Q

PC BOARD (Component Side View)

3 7 6 3 1 5 1 5 0
1

SYNTHESIZER UNIT

X14-6892-70 (J74-1321-02)
SYNTHESIZER UNIT
X14-9002-70 (J74-1367-02)
(X14-6892/9002-XX)
R e . f N . O
A d d e r s s
I C Q
4 2 D
7 3 G
5 5 1 5 C
2
1
3
1
L301
T E
L 1 3 9 4 2 2 9 6 5 1 3
4
24
5
P1
15
6
w w w
7
Refer to the schematic diagram for the values of resistors and capacitors.
7
C D
W18
18
IC4
2
1
J2
R20
R2
R30
D1
D30
WH1
C257
W1
C256
L201
R14
W4
D11
R31 W3
D20
W5
R303
R304
L304
R305
7 R10
L305
L306
1
C351
R354
X2
D159
D160
14 2
1
J3
x a o
. i
E F
W19
13 11 12 8 4 3 2
24
9 10 6 7 5 1
25
J4
J6
R402
R408 R407
R403
R405
R411
R401
R410 R406
R404
R409
D404
D409
DTC
D410 DTH
C258
D401
D411 CLK
D403
D402
1
D407
C222
D251
C221
R222
R221
R224
Q Q
R223
3 7
13
C203
C56
W25
R501
W21
C501
C101
RES
X1
5V
u 1 6 3
y
8
G H
2 4
8 9 9

SWITCH UNIT

X16-1532-70/1722-70 (74-1303-02)
J5
D4
2
D5
6 3 1 5 1 5 0 8 9
12
D6
D7
D8
D9
D20
m
c o
.
I
2
8 9 9
SWITCH UNIT
(X16-1532/1722-XX)
R e . f N O .
A d d e r s s
C I Q
2 2 H
D2
IC2
D1
2 4 9 8 2 9 9
D11