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SCHEMATIC DIAGRAM se TUNER CIRCUIT (Pars list on pages 66~72)
1
2
3
4
5
6
7
8
PMTUNER
CIRCUIT
ais
0.7V>
ai?
RVTDTCII4TST
[OV
(LOK) ov
25
A
MUTING
thor)
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a
2SC331 IRTA
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R25
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(5.2V)
[ee ee a
aa
@
o
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20
;
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RVTDTAI43XST
a
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SWITCHING
a
(ST/MONO)
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RVITA7358FT
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(SIV)
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0.6V
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(4.6)
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4.8V
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(6)
9.2V
(7)
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2SC33I13BTA
of
FM IF AMP
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RVTDTAI43XST
TELESCOPIC
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FM/AM IF AMP, DET
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& AM OSC, MIX
5
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C)—=(2)-——={3)
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5.1V)
et 4
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(5.3V)
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CL
DATA SYC
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LW/MW
SELECT
2SAIZ09RTA
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(5.2V)
Qi3
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Ic3
0.7V
LW/MW
SELECT
S\ (ov): Lw
LW.
=
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POI
Voo
Vo0!l FMIN
AMIN
B03
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,
=
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(9.2V)
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L9
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(LW : ON)
C73
«
MO.022
oe
331
R22
R28
R29
2
1c3
47K
470
= 47Q.—i«"MAXL' GTA
=
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LM700!
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=
PLL FREQUENCY
Q7,8
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SYNTHESIZER
C23.
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os) 22
=
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F
:
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and
a
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(3.8V
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FILTER
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Be
a
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3.8V>
R23
<
ON
+2
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ou
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2SC33!11RTA
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ed
.
Vv
al
DC-DC CONVERTER
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