Block Diagram; Circuit Description - Kenwood RXD-302 Service Manual

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1. Main microprocessor LC867240A-5L36(IC601)
1-1 Microprocessor periphery block diagram
CD MECHA
(9140-C1)
IC01
RF AMP/SERVO
(CXA1992BR)
IC02
DSP
(CXD2589Q)
IC03
BTL DRIVER
TE
L 13942296513
(BA5936S)
IC801
FL CONTROLLER
(M66004SPA)
1-2 VOLTAGE KEY/BAND MATRIX
0
0.29
0.61
0.99
1.38
1.82
2.3
2.77
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2.77
.

CIRCUIT DESCRIPTION

IC601
MAIN U-COM
LC867240A-5L36
x ao u163
y
i
RXD-302/302E/352/352E/372S
2 9
8
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
DECK MECHA
IC201
DECK PLAY/REC EQ IC
(TA8189N)
IC102
FM/AM/MPX IC
(LC1833L)
IC103
PLL IC
0 5 8 2 9 9 4 2 8
(LC72131D)
IC401
AUDIO CONTROL IC
(TDA7439)
m
9 9
9 9
5