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MODEL
SX.38OO COMES
IN
FOUR
VERSIONS
DISTINGUISHED
AS
FOLLOWS:
Type
Volt4e
Remarks
KU 120V only
U.S.A. model
s/G 1
10V, 120V,
22QV,
and
240V
(Switchable)
U.S. Militarv
model
s 1 10V,
12OV,
22OY
,
and
24OV
(Switchabte)
General
exDort model
KC
l20V only
Canada
model
r
This
service manual is applicable
to the
KU type.
When
repairing
the
S/G and
S
Wpe,
please
see
the additional
service manual
lp
47
-p571.
When repairing
the
KC type.
olease
see the a-
dditional
service
manual
(ART-519).
CONTENTS
I
;
t
H
H
H
n
I
H
H
H
H
T
H
H
I
i
t
I
I
+
1. SPECIFICATIONS
2,
FRONT
PANEL FACILITIES
3. BLOCK DIAGBAM
4.
CIRCUIT DESCRIPTIONS
4.1
FM
Tuner
4.2 AM Tuner
4.3
Display
Circuit
4.4
EqualizerAmplifier
4.5
Tone Control
Amplifier
4.6
Power
Amplif
ier
. . .
4.7
Power
Indicator
Circuit
4.8 Protection
Circuit
DISASSEMBLY....
PARTS
LOCATION
DIAL CORD
STRINGING
ADJUSTMENTS
8,1
FM
Tuner
8.2
AM Tuner
22
8.3
PowerAmplifier...
23
8.4
FL
Indicator
Circuit
24
9.
EXPLODED
VIEW
25
10.
SCHEMATIC
DIAGRAM,
P.C.
EOARD
CONNECTION
DIAGRAM
AND PARTS
LIST
10. 1
Schematic
Diagram
3l
10.2 P.C.
Board
Connection
Diagram
35
10.3 PartsList
...,...41
11. PACK|NG....
46
ADDITIONAL
SE RV ICE
MANUAL
I.SPEC|F|CAT|ONS
.....47
2. CONTRAST
OF MISCELLANEOUS
PARTS
. .
.
. 48
3.
SCHEMATIC
DIAGRAM,
P.C.
BOARD
PATTERNS
AND PARTS
LIST
3. 1
Schematic Diagram
49
3.2
Switch Assembly
{AWS.148) 57
5.
1
8.
3
5
7
I
o
o
12
12
12
14
14
16
17
19
20
e