SA-GX550
|
AM
suppression
50dB
Selectivity
(S/N
20dB)
20uV,
330pnV/m
Stereo
separation
Selectivity
at
999kHz
55dB
1kHz
40dB
Image
rejection
at
999kHz
40dB
Carrier
leak
If
rejection
at
999kHz
55dB
19kHz
—30dB
(—35dB,
IHF)
38kHz
—50dB
(—55dB,
IHF)
i
VIDEO
SECTION
Channel
balance
(250
Hz—6.3kHz)
+1.5dB
Output
voltage
at
1V
input
(unbalanced)
1+0.1Vp-p
Limiting
point
1.2uV
Maximum
input
voltage
1.5Vp-p
Bandwidth
IF
amplifier
180kHz
@
GENERAL
FM
demodulator
1000
kHz
:
Antenna
terminal(s)
75Q
(unbalanced)
Power
consumption
For
(E,
EB,
EG,
GN)
areas.
280W
AM
TUNER
SECTION
For
Gates:
anew
Power
supply
¢
For
(E,
EB,
G,
GN)
areas.
Frequency
range
For
(E,
EB,
GN)
areas.
AC
50Hz/60
Hz,
230V—240V
MW
[For
(E,
EB)
areas.)
522—1611kHz
(9kHz
steps)
For
(EG)
area.
AC
50/60Hz,
230V
530
—
1620kHz
(10kHz
steps)
For
(G)
area.
AC
50Hz/60Hz,
110—127V/220—240V
[For
(G,
GN)
areas.)
531
—
1602
kHz
(9kHz
steps)
Dimensions
(W
x
H
x
D)
430
x
158
x
352mm
530—1600kHz
(10kHz
steps)
Weight
10.8kg
LW
[For
(E,
EB)
areas.]
144
—288kHz
[For
(G,
GN)
areas.]
153—279kHz
Ml
REMOTE
CONTROL
TRANSMITTER
Sensitivity
(S/N
20dB)
MW
20uV,
330pV/m
Control
keys
LW
45uV
For
(E,
EB,
EG)
areas.
53
keys
Selectivity
For
(G,
GN)
areas.
55
keys
MW
(at
999kHz)
55dB
Dimensions
(W
x
H
x
D)
;
70
x
28
x21
Smm
LW
(at
252kHz)
55dB
;
(2-3/4”
x
1-3/32"
x
8-15/32")
Image
rejection
Weight
;
160g
(5.602)
MW
(at
999kHz)
40dB
Power
source
two
“AAA”,
(UM-4/R03)
LW
(at
252kHz)
40dB
IF
rejection
Notes:
MW
(at
999kHz)
55dB
1.
Design
and
specifications
are
subject
to
change
without
notice.
LW
(at
252kHz)
55dB
Weight
and
dimensions
are
approximate.
For
(EG)
area.
2.
Total
harmonic
distortion
is
measured
by
the
digital
spectrum
Frequency
range
522
kHz~
1611
kHz
(9-kHz
steps)
analyzer.
530kHz~1620
kHz
(10-kHz
steps)
Mi
CONTENTS
Page
CAUTION
FOR
AC
MAINS
LEAD
...........scssscsssssessssressersrssentsensenens
3
BLOCK
DIAGRAM...........cscssssssssseccsstsscvnevsornesnseatnenenerssnseensce
FRONT
PANEL
CONTROLS
........
we
4,5
PROTECTION
CIRCUITRY.........ccssssssesseesees
ACCESSORIES.
......csscscssersssscsssnesrseseenecensssesseenssscesnursessannnensnorsaenees
5
BEFORE
REPAIR
AND
ADJUSTMENT
EQIPMENT
CONNECTIONS
.....
..
6,
7
TERMINAL
GUIDE
OF
IC’S,
TRANSISTORS
SPEAKER
CONNECTIONG.........+2cccscsssssensssscccessesensnorsesnenenenseee
8,9
AND
DIODEG...........:sscssssssssrsssescnsessnersescesnssesssnenssorseracnessensnens
25
HOW
TO
USE
THE
REMOTE
CONTROL
SCHEMATIC
DIAGRAM
.......::::sssessssesccoressssssensnansnnsrecssecenseses
26~40
TRANSMITTER
..........cscscssssssssssesenseornersenssnusnenseneecnnenessnenes
PRINTED
CIRCUIT
BOARDG...........
41~47
DISASSEMBLY
INSTRUCTIONS
WIRING
CONNECTION
DIAGRAM...........-scsscssssonesscsssesenssesessnenne
48
HOW
TO
CHECK
THE
MAIN
P.C.B.
.....ssscssescesssnsessenesnennnensnsnene
16
CABINET
PARTS
LOCATION
.......s:s:s:cesssssesssneeees
wwe
49,
50
HOW
TO
REPLACEMENT
THE
POWER
IC
AND
REPLACEMENT
PARTS
LIST
..........ssscssssssssnereressarseensennensonee
51~54
REGULATOR
............2:ssssecssssnsosensereevevesnssnesstaceneseneenenesseess
17,
18
RESISTORS
AND
CAPACITORS.
.
55~58
FAN
MOTOR
TROUBLESHOOTING
GUIDE............:cssssessererseees
19
PACKAGING
.......scsscecsssoesssrnansreesonsenensnsenensrsenernesssaenerstsoroneensonensnnen
58
TERMINAL
FUNCTION
OF
IC........:sccsssssersesseseresssensnsenseeneeeronnneoe
20
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