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Sony ICF-7600DA - Page 27

Sony ICF-7600DA
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MAIN
SECTION
MAIN
SECTION
3.3.
SCHEMATIC
DIAGRAM
(1)
1
2
3
4
5
6
7
8 9
10
11
12
13
[MAIN
BOARD]
Ql
Q2
Q3
a4
2SK238-KI6
DdIs
2SK508-K5I
2SK209-0
2SC2223-F13
LW/MW
RF
AMP
1S2837
1ST
MIX
AMP
2ND
MIX
AMP
2ND
OSC
FM
BPF
In
94-330:
UP
TO
SERIAL
NO./901
680:
SERIAL
NO.
7902
037,38
AND
LATER
04s
1SS279.
og
PQ
29)
R16
100
AMIFT-2
poe
12
ANTI
FM/S'
TEL
ANTENNA
LIS
MW/LW
|
FERRITE-ROD
Le
04
'
10.255MHz
ANTENNA
|
Xt
5
0.
ie
0
Fo
08-18
Swi-Swi2
D2-17,19,2
Tk:
-
ANT
1$S279
SW
:
5
2.65
.
5
(2.65,
[
42H
Ba|
ge
2
~
VCO(L)
VCO(H)
sg
us
ue)
|
/Be/e7
m3
rola
gg
ie
oO
ue
zu
D2!
L2l
R26
a
L23
R30
:
S
)
C50
SWHIGH
10:016
28K238-KI5|
US
MODEL
32
IT33
al
ee
(2.1)
3p
=
OSC
ce
2802225
FI3
100:Q16
2SK238-KI6
ZS
>
C43
C46
cs!
Bhs.
ee
oe
CO)
wodn)
()
c53
Nig
Qi6
2
toy:
|
D
es
2p
2P9
|
p22
5p?
of
0
DTCI24EK
s
30
>
Bo
8
1
ath
D21
10
aie
IT33
0
My
FM/AM
no
<x
w
jt
Zz
<
i
133}
D19
Be]
|_
2a
os
123
WON
ngee
SELECT
SWITCH
(15)
(P)~(18)-(19)
20-21
;
=]3||
Tale
|
:
tat
1s)
§
7.
ae
oded
3
3
c44|
C45
Zz
xual
cas|
tan
C54
SToT
FS]
=
»
2
%]
[o.022;
3
27
Too22]
3p
:
0.01
DI
05
Q7
2sc2223-Fi3L_|
1$$123
~cios
2SK238-KI6A
Wiost
100/10
SW
RF
AMP
528:
|
re
el
1S2837
+6V
EM
ee
ee
3
«3,
100
4
Ql
DTAI24EK
0)
LW/MW
B+
SWITCH
(6)
Qui
DTAI24EK
SW
B+
SWITCH
ees
Seg
oe
ae
BUZ
:
Ql2
Ql3
Ql4
Qi5
DTCI24EK
DTAI24EK
DTAI24eK
DTC!
eae
K
Lt
ed
FM
B+
SWITCH
AM
B+
SWITCH
SWITCHING
it
+
AGC
Sa
af
aa
LED
[J
R96
L.
_330_
_J-—UP
To
SERIAL
NO.790!
©
©
>
CQ
eee
«©
(CQ)
oe ee
8
a
om
=
=
a
a}
vo]
4
a
=
-~@
TO
KEY
BOARD
IC
1,2
1C3
MC74HCI38F
MC74HC5S95F
|
——
Sw
BAND
SELECT
————
ee
_
_-
ee
ee
———
-
Q
eee
=
LED,
LPF
=.
=
32>
C63
2p:
US,
Canadian,E
MODEL
i
3p:
AEP.
UK,
FRANCE,
AUS
D23-25,40-42
MODEL
IT32
Qlé
2SK238-KI6
FM
RF
AMP

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