Sony ST-D50L User Manual

This
Set
The
Tuner
Section
~
In
XO-D50
SPECIFICATIONS
Tuner section
Sysiem
MF
slereo,
FM/AM
Superheterodyne
tuner
FM tuner section
Tuning range
Antenna terminais
87.5 to 108 MHz
75 ohms unbalanced
MW/LW tuner section
MW LW
522
to
1,611
kHz
144
to
288
kHz
(Italian model) (Italian model)
531 to 1,602 kHz 153 to 281 kHz
(Other European (Other European
countries) countries)
AM
Loop
antenna,
External
antenna
terminal
Tuning range
Anienna
Intermediate
450 kHz
frequency
Dimensions
Approx.
355X70X310
mm
(Wh/d)
(14X2"/,,X12!/,
inches)
lricl.
projecting
parts
and
contiols
Weight
Apprtx.
1.9
kg
(4
Id
3
02)
SAFETY-RELATED
COMPONENT
WARNING!!
COMPONENTS
IDENTIFIED
BY
MARK
A
OR
DOTTED
LINE
WITH
MARK
A
ON
THE
SCHEMATIC
DIAGRAMS
AND
IN
THE
PARTS
LIST
ARE
CRITICAL
TO
SAFE
OPERATION.
REPLACE
THESE
COMPONENTS
WITH
SONY
PARTS
WHOSE
PART
NUMBERS
APPEAR
AS
SHOWN
IN
THIS
MANUAL
OR
IN
SUPPLEMENTS
PUB-
LISHED
BY
SONY.
AEP Model
UK Model
i
Section Title Page
Specifications
-.....
0...
cece
eee
eee
e
eee
ee
1
SECTION
GENERAL
|
52.4
itanates
ieee:
2
1-1.
Parts
Identification
......-...60
cece
eee
eee
ee
2
SECTION
2
ELECTRICAL
ADJUSTMENTS
......
3
2-1.
FM
Section
Adjustment
...........--..s0ee
ees
3
2-2,
AM
Section
Adjustment
.........-..-.s.eee
eee
3
SECTION
3
DIAGRAMS
.............-...5
ence
ee
5
3-1. Printed Wiring Board
—Tuner
Section
........-..
cece
cece
eee
ee
5
3-2.
Schematic
Diagram
PI
—Tuner
Section—
.....
Baas
Meee
aeupnadnn
gnats
7
3-3.
Printed
Wiring
Board
—Panel
Section—
.......
cece
cece
reece
eee
ee
eee
9
3-4.
Schematic
Diagram
—Panel
Section—
......
ee
cece
cece
et
tee
eee
ee
ll
eSemiconductor
Lead
Layouts
...........---e0
+
es
10
SECTION
4
EXPLODED
VIEW
............-.....-5
13
SECTION5
ELECTRICAL
PARTS
LIST..........
14
FM STEREO /FM/MW/LW TUNER
SONY.

Sony ST-D50L Specifications

General

Brand	Sony
Model	ST-D50L
Category	Tuner
Language	English

Summary

Specifications

FM tuner section

Details tuning range and antenna terminals for FM reception.

MW/LW tuner section

Details tuning range, antenna, and frequency for MW and LW reception.

SECTION 1 GENERAL

1-1. Parts Identification

Identifies external front panel parts and their respective functions on the tuner.

SECTION 2 ELECTRICAL ADJUSTMENTS

2-1. FM Section Adjustment

Provides detailed steps for adjusting FM reception sensitivity and stereo separation.

2-2. AM Section Adjustment

Provides detailed steps for adjusting AM reception and frequency coverage.

LW/MW Tracking and Lighting Adjustments

Covers tracking adjustments and tuned indicator lighting for LW and MW bands.

SECTION 3 DIAGRAMS

3-2. Schematic Diagram - Tuner Section

Presents the detailed schematic diagram for the tuner section's electronic circuitry.

3-1. Printed Wiring Board - Tuner Section

Illustrates the component layout on the printed wiring board for the tuner section.

3-3. Printed Wiring Board - Panel Section

Illustrates the component layout on the printed wiring board for the panel section.

Semiconductor Lead Layouts

Shows the physical pinout and lead configurations for semiconductor components.

3-4. Schematic Diagram - Panel Section

Presents the detailed schematic diagram for the panel section's electronic circuitry.

SECTION 4 EXPLODED VIEW

SECTION 5 ELECTRICAL PARTS LIST