Table Of Contents - Dell P792 Service Manual

SECTION TITLE
Power Management .................................................................................................................................. 4
Self Diagnosis Function ............................................................................................................................ 4
Timing Specifi cation.................................................................................................................................. 4
Safety Check Out ..................................................................................................................................... 5
Warnings and Cautions............................................................................................................................. 5
1. Disassembly
1-1. Cabinet Removal ............................................................................................................................... 6
1-2. Service Position ................................................................................................................................. 6
1-3. A & D Board Removal........................................................................................................................ 7
1-4. Picture Tube Removal ........................................................................................................................ 8
Anode Cap Removal ......................................................................................................................... 8
2. Safety Related Adjustments
2-1. HV Regulator Check .......................................................................................................................... 9
2-2. HV Protector Circuit Check ................................................................................................................ 9
2-3. Beam Protector Check (Software Logic)............................................................................................ 9
2-4. B+ Voltage Check .............................................................................................................................. 9
3. Adjustments
3-1. Landing Rough Adjustment ............................................................................................................. 10
3-2. Landing Fine Adjustment ................................................................................................................. 10
3-3. Convergence Rough Adjustment ..................................................................................................... 10
3-4. Convergence and V. Key (H. TRP) Fine Adjustment ........................................................................ 10
3-5. Vertical and Horizontal Position and Size Specifi cation ................................................................... 11
3-6. Focus Adjustment ............................................................................................................................ 12
3-7. Digital Convergence Adjustment...................................................................................................... 12
3-8. Convergence Specifi cation .............................................................................................................. 12
4. Diagrams
4-1. Circuit Boards Location.................................................................................................................... 13
4-2. Printed Wiring Board and Schematic Diagram Information ............................................................. 13
4-3. Block Diagram and Schematics
Block Diagram ................................................................................................................................. 14
A Board - Schematic Diagram......................................................................................................... 16
D Board - Schematic Diagram......................................................................................................... 19
H2 Board - Schematic Diagram....................................................................................................... 24
4-4. Semiconductors ............................................................................................................................... 25
5. Exploded Views
5-1. Picture Tube ..................................................................................................................................... 26
5-2. Chassis ............................................................................................................................................ 27
5-2. Packing Materials............................................................................................................................. 28
6. Electrical Parts List ....................................................................................................................................... 29

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