Read Sony CPD-420GS Service Manual online
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CPD-420GS
TABLE OF CONTENTS
Section Title Page
1. GENERAL
................................................................................... 5
2. DISASSEMBLY
2-1. Cabinet Removal ............................................................12
2-2. Service Position .............................................................. 12
2-3. D, A, H and N Board Removal...................................... 12
2-4. Picture Tube Removal ................................................... 13
2-2. Service Position .............................................................. 12
2-3. D, A, H and N Board Removal...................................... 12
2-4. Picture Tube Removal ................................................... 13
3. SAFETY RELATED ADJUSTMENT
................................. 14
4. ADJUSTMENTS
........................................................................ 15
5. DIAGRAMS
5-1. Block Diagram ................................................................19
5-2. Circuit Boards Location ................................................. 22
5-3. Schematic Diagrams and Printed Wiring Boards ...... 22
5-2. Circuit Boards Location ................................................. 22
5-3. Schematic Diagrams and Printed Wiring Boards ...... 22
1. D Board - Schematic Diagram ................................. 23
2. A Board - Schematic Diagram ................................. 27
3. H Board - Schematic Diagram .................................. 31
4. N Board - Schematic Diagram .................................. 32
2. A Board - Schematic Diagram ................................. 27
3. H Board - Schematic Diagram .................................. 31
4. N Board - Schematic Diagram .................................. 32
5-4. Semiconductors ............................................................. 35
6. EXPLODED VIEWS
6-1. Chassis ............................................................................ 37
6-2. Packing Materials .......................................................... 38
6-2. Packing Materials .......................................................... 38
7. ELECTRICAL PARTS LIST
................................................ 39
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