Table Of Contents; Section Title - Sony KDP-51WS550 Service Manual

SECTION TITLE
Specifications ................................................................................. 4
Warnings and Cautions .................................................................. 5
Safety Check-Out ........................................................................... 6
Self-Diagnostic Function................................................................. 7
SECTION 1: DISASSEMBLY............................................................... 10
1-1. Rear Board Removal............................................................ 10
1-2. Terminal Board and UD Board Removal .............................. 10
1-3. Chassis Assembly Removal..................................................11
1-4. Service Position ....................................................................11
1-5. MA Board, BM Board, G2 Board, AD board,
Q Box Assembly, and UA Board Removal ........................... 12
1-6. D Board, A Board, and DS Board Removal.......................... 12
1-7. High-Voltage Cable Installation and Removal...................... 13
1-8. Picture Tube Removal.......................................................... 13
1-9. Grille, HA Board, QH Board, and HB Board Removal.......... 14
1-10. Beznet Assembly Removal .................................................. 14
1-11. SR Board Removal .............................................................. 15
1-12. Mirror Cover Removal (KDP-51WS550/57WS550 Only) ..... 15
SECTION 2: SET-UP ADJUSTMENTS................................................ 16
2-1. Screen Voltage Adjustment (G2) (Coarse Adjustment) ........ 16
2-2. Screen (G2) Adjustment (Fine Adjustment).......................... 16
2-3. Deflection Yoke Tilt Adjustment ............................................ 16
2-4. Focus Lens Adjustment........................................................ 17
2-5. Focus VR Adjustment........................................................... 17
2-6. Centering Magnet Adjustment.............................................. 18
2-7. 2-Pole Magnet Adjustment .................................................. 18
2-8. 4-Pole Magnet Adjustment .................................................. 18
2-9. Defocus Adjustment (Blue)................................................... 18
2-10. Electrical Adjustments by Remote Commander................... 19
2-10-1. Method of Entering the Service Adjustment Mode .. 19
2-10-2. Memory Write Confirmation Method ........................ 19
2-10-3. Adjusting Buttons and Indicator ............................... 19
2-11. Adjustable Service Data Lists .............................................. 20
2-11-1. ID Map Table............................................................ 29
2-12. Registration Adjustment (PJE Mode Only)........................... 30
2-12-1. Setup for Adjustment ............................................... 30
2-12-2. Main Deflection Adjustment ..................................... 30
2-12-3. Operation Method for Projector Engine Mode ......... 31
2-13. PJE Adjustment (Sub Deflection Adjustment) ...................... 32
2-13-1. Adjustment for NTSC Full Mode .............................. 33
2-13-2. Copying All Registration Data to Other Modes ........ 35
2-14. Auto Registration Offsets ..................................................... 35
2-15. Auto Registration Error Codes ............................................. 36
2-16. Auto Registration Diagnostics .............................................. 37
SECTION 3: SAFETY-RELATED ADJUSTMENTS............................. 38
D BOARD ..................................................................................... 38
3-1. HV Regulation Circuit Check and Adjustment...................... 38
3-2. HV Hold Down Circuit Operation Check .............................. 38
G BOARD ..................................................................................... 39
3-3. +B Max Voltage Confirmation .............................................. 39
3-4. +B OVP Confirmation........................................................... 39

TABLE OF CONTENTS

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SECTION TITLE

SECTION 4: CIRCUIT ADJUSTMENTS.............................................. 40
4-1. P & P Sub Contrast Adjustment (Video) (SCON) ................. 40
4-2. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 40
4-3. P & P Sub-Hue and Sub-Color Adjustment Video
4-4. P & P Sub-Hue and Sub-Color Adjustment (RF)
4-5. Blue Offset Adjustment......................................................... 41
SECTION 5: DIAGRAMS..................................................................... 42
5-1. Circuit Boards Location ........................................................ 42
5-2. Printed Wiring Boards and
5-3. Block Diagrams .................................................................... 44
5-4. Schematics and Supporting Information ............................. 48
5-5. Semiconductors ................................................................... 98
SECTION 6: EXPLODED VIEWS........................................................ 99
6-1. Cover (KDP-51WS550/57WS550 Only).............................. 99
6-2. Cover (KDP-65WS550 0nly) .............................................. 100
6-3. Chassis .............................................................................. 101
6-4. Picture Tube ....................................................................... 102
SECTION 7: ELECTRICAL PARTS LIST.......................................... 103
- 3 -
(SHUE, SCOL) ..................................................................... 40
(SHUE, SCOL) ..................................................................... 40
Schematic Diagrams Information ......................................... 42
CR Board Schematic Diagram ............................................ 48
CB Board Schematic Diagram ............................................ 49
CG Board Schematic Diagram ............................................ 50
VM Board Schematic Diagram ............................................ 51
MA Board Schematic Diagram (1 of 3)................................. 52
MA Board Schematic Diagram (2 of 3)................................. 53
MA Board Schematic Diagram (3 of 3)................................. 54
A Board Schematic Diagram (1 of 2).................................... 56
A Board Schematic Diagram (2 of 2).................................... 57
UA Board Schematic Diagram (1 of 2) ................................ 60
UA Board Schematic Diagram (2 of 2) ................................ 61
AD Board Schematic Diagram ............................................ 64
D Board Schematic Diagram (1 of 3) ................................... 66
D Board Schematic Diagram (2 of 3) ................................... 67
D Board Schematic Diagram (3 of 3) ................................... 68
UD Board Schematic Diagram ............................................ 71
BM Board Schematic Diagram (1 of 3) ................................ 73
BM Board Schematic Diagram (2 of 3) ................................ 74
BM Board Schematic Diagram (3 of 3) ................................ 75
DS Board Schematic Diagram ............................................. 77
G2 Board Schematic Diagram ............................................. 78
QI Board Schematic Diagram (1 of 3) .................................. 80
QI Board Schematic Diagram (2 of 3) .................................. 81
QI Board Schematic Diagram (3 of 3) .................................. 82
QM Board Schematic Diagram (1 of 5) ................................ 84
QM Board Schematic Diagram (2 of 5) ................................ 85
QM Board Schematic Diagram (3 of 5) ................................ 86
QM Board Schematic Diagram (4 of 5) ................................ 87
QM Board Schematic Diagram (5 of 5) ................................ 88
QT Board Schematic Diagram ............................................. 91
HA Board Schematic Diagram ............................................ 93
QH Board Schematic Diagram ............................................ 95
SR Board Schematic Diagram ............................................ 96
HB Board Schematic Diagram ............................................ 97
KDP-51WS550/57WS550/65WS550
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