Sony PS-2250 - Default Chapter; Table of Contents

TABLE OF CONTENTS
Section Title Page
1. TECHNICAL DESCRIPTION
“4-1. Technical Specifications 2... ee ee ee 1
1-2. Principle of ac Servo System... 2... ee ee eee 1
1-3. Block Diagram «ww ee ee 4
2. DISASSEMBLY AND REPLACEMENT
2-1. Top Cover Removal ...........6. rid aia Hee TOA: ee a) Ae CO a 5
2-2. Bottom Plate Removal .. 2. 1. 1. et 5
2-3. Turntable Base Removal ... 2... 1. ee ee ee ts 5
2-4. Servo Amplifier Chassis Removal... 2... 1 eee ee ee eee 6
2-5. Servo Amplifier Cover Removal . 2... 2... eee ee es 6
2-6. Power Supply Chassis Removal .... 2.2... ee ee eee eee 6
2-7. Motor Replacement .. 1... 6. ee ee ee ee 6
2-8.
Microswitch
Replacement
......
2.2...
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7
2-9. Strobe Lamp Replacement... 1... ee ee ee ee ee 8
2-10. Power Transistor Replacement... 1... ee ee et ee eee ee 8
2-11. Tonearm Assembly Removal... 0... eee ee 8
2-12. Tonearm Base Removal .. 1... 1. 1 eee ee et ee ee eee 8
2-13. Tonearm Lifter Replacement... 2... ee eee ee ee ee ee 9
2-14, Bias Cord Stringing... 2.0. 2 ee ee eee iesleet Stet 9
3. ADJUSTMENT PROCEDURES
3-1. Speed Adjustment 2.2... 1 es 10
3-2. Tonearm Height Adjustment... 2... ee eee ee ee es 10
3-3. Stylus-Force and Anti-Skating Force Adjustment ..........-. 10
3-4.
Lateral
Balance
Adjustment
..
2...
2...
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11
3-5. Lubrication 2... 0. 1 ee ee ee ee ee ee es 11
4. DIAGRAMS
4-1. Wiring/Mounting Diagram - AEP Model— .........--.-.4--. 13
4-2. Wiring/Mounting Diagram — EP Model— ...... 2.2.22 ee eee 15
4-3. Schematic Diagram .. 2... 1. ee ee 17
4-4. Mounting Diagram .. 1 2. 1 ee ee ee 19
5,
-
EXPLODED
VIEWS
203s.
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6.
REPAGKING:
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6
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24
7.
ELECTRICAL
PARTS
LIST
......-...
2.02252
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26