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Technics ST-G560L

Technics ST-G560L
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ORDER
NO.
AD8905130C8
Service
Manual
CYUARTZ
Synthesizer
LW/MW/FM
Stereo
Tuner
SPECIFICATIONS
(DIN
45
500)
Mi
FM
TUNER
SECTION
Frequency
range
87.50
~
108.00
MHz
87.525~
108.00
MHz
(+25
kHz
shift)
Sensitivity
1.5
uV
(IHF,
usable)
SIN
30
dB
1.3
pV
(75
O)
SIN
26
dB
1.2
uV
(75
Q)
SIN
20
dB
0.9
pV
(75
Q)
IHF
46
dB
stereo
quieting
sensitivity
28
wV/75
QD
Total
harmonic
distortion
MONO
(normal)
0.015
%
STEREO
(normal)
0.02
%
S/N
MONO
72
dB
(80
dB,
IHF)
STEREO
66
dB
(73
dB,
IHF)
Frequency
response
4Hz~15
kHz,
+0.5
dB~
—1.0
dB
Alternate
channel
selectivity
normal
+
400
kHz
50
dB
super
narrow
+200
kHz
25
dB
Capture
ratio
1.0
dB
Image
rejection
at
98
MHz
100
dB
IF
rejection
at
98
MHz
100
dB
Spurious
response
rejection
at
98
MHz
110
dB
AM
suppression
55
dB
Stereo
separation
1
kHz
60
dB
10
kHz
45
dB
Carrier
leak
19
kHz
~55
dB
(—60
dB,
IHF)
38
kHz
—40
dB
(—45
GB,
IHF)
Channel
balance
(250
Hz~
6,300
Hz)
+1.0
dB
Limiting
point
0.85
pV
Bandwidth
IF
amplifier
180
kHz
FM
demodulator
1000
kHz
Antenna
terminals
75
Q
(unbalanced)
Technics
Tuner
Color
(K)...Black
Type
(S)...Silver
Type
Area
Country
Code
|
Area
Color
(E),
(E5)
|
Continental
Europe
{K)
(S)
(EB)
Great
Britain
(K)
(S)
(EF)
France
(K)
WAM
TUNER
SECTION
Frequency
range
MW
522
kHz~
1611
kHz
(9-kHz
steps)
530
kHz
~
1620
kHz
(10-kHz
steps)
LW
155
kHz
~
353
kHz
(9-kHz
steps)
153
kHz~
351
kHz
{—2-kHz
shift)
Sensitivity
(S/N
20
dB)
MW
20
pV,
300
uVv/m
LW
50
uv
Selectivity
(+9
kHz)
MW
(at
999
kHz)
50
dB
LW
(at
254
kHz)
50
dB
Image
rejection
MW
(at
999
kHz)
40
dB
LW
(at
254
kHz)
40
dB
IF
rejection
MW
(at
999
kHz)
60
dB
LW
(at
254
kHz)
35
dB
@
GENERAL
Output
voltage
0.3
V
(0.6V
IHF)
Power
consumption
9W
Power
supply
AC
50
Hz/60
Hz,
240V
Dimensions
(W
x
H
x
D)
430
x
69
x
298
mm
(16-15/16"
x
2-23/32”
x
11-23/32”)
Weight
2.7
kg
(6
Ib.)
Note:
Specifications
are
subject
to
change
without
notice.
Weight
and
dimensions
are
approximate.
Matsushita
Electric
Industrial
Co.,
Ltd.
Central
P.O.
Box
288,
Osaka
530-91,
Japan
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Technics ST-G560L Specifications

General IconGeneral
TypeAM/FM Stereo Tuner
Tuning BandsFM, MW, LW
Tuning ScaleDigital
Signal to Noise Ratio AM/MW/LW50 dB
Frequency Response FM20 Hz to 15 kHz
Output Voltage500 mV
Output FM500 mV
Output MW/LW150 mV
Tuning SystemQuartz Synthesizer
FM Tuning Range87.5 MHz to 108 MHz
MW Tuning Range522 kHz to 1611 kHz
LW Tuning Range153 kHz to 279 kHz
Signal to Noise Ratio FM75dB (Mono), 69dB (Stereo)

Summary

SPECIFICATIONS

FM TUNER SECTION

Technical performance details for FM reception.

AM TUNER SECTION

Technical performance details for AM reception.

GENERAL

General technical specifications and operational details.

ACCESSORIES

CONNECTIONS

REPLACEMENT PARTS LIST

MEASUREMENTS AND ADJUSTMENTS

LWMWFM Equipment List

Equipment and controls needed for measurements.

MW-HF ADJUSTMENT

Procedure for MW High Frequency tuning.

LW-HF ADJUSTMENT

Procedure for LW High Frequency tuning.

FM MONO DISTORTION ADJUSTMENT

Procedure for FM mono distortion calibration.

SEPARATION ADJUSTMENT

Procedure for FM stereo separation calibration.

FM SIGNAL STRENGTH LEVEL ADJUSTMENT

Procedure for FM signal strength calibration.

FOOT REPLACEMENT

DISASSEMBLY INSTRUCTIONS

Cabinet Removal

Step-by-step guide to remove the unit's cabinet.

Front Panel Removal

Step-by-step guide to remove the front panel.

Power Switch and LEDTuning PCB Removal

Steps to remove power and LED/Tuning PCBs.

Operation PCB Removal

Steps to remove the operation printed circuit board.

Sub Panel Removal

Steps to remove the sub panel.

FL Drive PCB Removal

Steps to remove the FL Drive Printed Circuit Board.

Power Supply PCB Removal

Steps to remove the power supply Printed Circuit Board.

PCB Checking and Replacement

Procedures for checking and replacing PCBs.

BLOCK DIAGRAM

SCHEMATIC DIAGRAM

Main PCB Schematic

Circuit diagram for the main printed circuit board.

LED Circuit Schematic

Circuit diagram for the LED indicator circuit.

Tuning VR Circuit Schematic

Circuit diagram for the tuning potentiometer circuit.

System Control PCB Schematic

Circuit diagram for the system control PCB.

Operation Circuit Schematic

Circuit diagram for the unit's operation circuits.

Power Switch Circuit Schematic

Circuit diagram for the power switch section.

FUNCTIONS OF IC TERMINALS

FL PANEL DESCRIPTION

Grid Assignment

Layout of segments and characters on the FL display.

Pin Connection

Mapping of IC pins to display grid connections.

Anode Connection

Details of anode connections for FL panel segments.

TERMINAL GUIDE

EXPLODED VIEW

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