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Table Of Contents - Sony KP-43T90 Service Manual

Color rear video projector.
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Specifi cations ...................................................................... 3
Warnings and Cautions ....................................................... 4
Safety Check-out ................................................................. 5
Self-Diagnostic Function...................................................... 6
1-1. Rear Board Removal ........................................................... 9
1-2. Chassis Assembly Removal ................................................ 9
1-3. Service Position ................................................................... 9
1-6. Beznet Assembly Removal.................................................. 10
1-7. Mirror Cover Removal.......................................................... 11
1-8. HC Board and S Board Remvoal......................................... 11
1-9. A and G Board Removal...................................................... 11
1-10. HV Cable Installation and Removal ..................................... 12
1-11. Picture Tube Removal.......................................................... 12
2-1. Screen Voltage Adjustment.................................................. 13
2-2. Screen (G2) Adjustment ...................................................... 13
2-3. Defl ection Yoke Tilt Adjustment............................................ 13
2-4. Focus Lens Adjustment ....................................................... 14
2-5. Focus Control Adjustment ................................................... 14
2-6. 2-Pole Magnet Adjustment .................................................. 15
2-7. 4-Pole Magnet Adjustment .................................................. 15
2-8. Defocus Adjustment............................................................. 15
2-10. Registration Adjustment (PJE mode only)........................... 21
2-11. Green Registration Adjustment ........................................... 22
2-12. Red Registration Adjustment............................................... 23
2-13. Blue Registration Adjustment .............................................. 23
2-14. Auto Registration Adjustment .............................................. 24
3. Safety Related Adjustments (G Board)
3-3. +B Max Voltage Confi rmation .............................................. 26
3-4. +B OVP Confi rmation .......................................................... 26
4-1. TV Input Sub Contrast Adjustment ...................................... 27
4-4. PIP Sub-Contrast Adjustment.............................................. 27
4-5. PIP Sub-Hue, Sub-Color Adjustment................................... 28
4-7. PIP Position Adjustment ...................................................... 28

TABLE OF CONTENTS

5-1. Circuit Boards Location ....................................................... 29
5-3. Block Diagrams.................................................................... 31
5-4. Frame Schematic Diagram .................................................. 39
5-5. Semiconductors................................................................... 52
6-1. Cover (KP-43T90)................................................................ 54
6-2. Chassis (KP-43T90) ............................................................ 55
6-3. Picture Tube (KP-43T90) ..................................................... 56
6-4. Cover (KP-48V90) ............................................................... 57
6-5. Chassis (KP-48V90) ............................................................ 58
6-6. Picture Tube (KP-48V90) ..................................................... 59
6-7. Cover (KP-53V90) ............................................................... 60
6-8. Chassis (KP-53V90) ............................................................ 61
6-9. Picture Tube (KP-53V90) ..................................................... 62
6-10. Cover (KP-61V90) ............................................................... 63
6-11. Chassis (KP-61V90) ............................................................ 64
6-12. Picture Tube (KP-61V90) ..................................................... 65
7. Electrical Parts List ........................................................................ 66
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A Board................................................................................ 40
G Board ............................................................................... 45
CG Board............................................................................. 47
CB Board ............................................................................. 48
CR Board............................................................................. 49
S Board................................................................................ 50
HA Board ............................................................................. 50
HB Board ............................................................................. 51
HC Board............................................................................. 51
KP- 43T90 / 48V90 / 53V90 / 61V90

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Table of Contents

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Kp-61v90Kp-48v90Kp-53v90

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