Table Of Contents; Section Title - Sony KDP-51WS655 Service Manual

SECTION TITLE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety Check-Out ........................................................................... 7
Self-Diagnostic Function ................................................................. 8
SECTION 1: DISASSEMBLY ................................................................11
1-1. Rear Board Removal .............................................................11
1-2. Chassis Assembly Removal ..................................................11
1-3. Service Position ................................................................... 12
1-4. Terminal Board, P Board AND Q Box Assembly Removal ... 12
1-5. BH Board Removal .............................................................. 13
1-6. A Board, D Board, and G Board Removal ............................ 13
1-7. High-Voltage Cable Installation and Removal ...................... 14
1-8. Picture Tube Removal .......................................................... 14
1-9. Speaker Grille, HA2 Board, and HB3 Board Removal ........ 15
1-10. Beznet Assembly Removal .................................................. 16
1-10-1. Screen Tape Method ................................................ 16
1-11. SR Board Removal .............................................................. 17
Wire Dressing ....................................................................... 18
SECTION 2: SET-UP ADJUSTMENTS ................................................ 22
2-1. Screen Voltage Adjustment (G2) (Coarse Adjustment) ........ 22
2-2. Screen (G2) Adjustment (Fine Adjustment) .......................... 22
2-3. Defl ection Yoke Tilt Adjustment ............................................ 22
2-4. Focus Lens Adjustment ........................................................ 23
2-5. Focus VR Adjustment ........................................................... 23
2-6. Centering Magnet Adjustment .............................................. 24
2-7. 2-Pole Magnet Adjustment .................................................. 24
2-8. 4-Pole Magnet Adjustment ................................................... 24
2-9. Defocus Adjustment (Blue) ................................................... 24
2-10. Electrical Adjustments by Remote Commander ................... 25
2-10-1. Method of Entering the Service Adjustment Mode .. 25
2-10-2. Memory Write Confi rmation Method ........................ 25
2-10-3. Adjusting Buttons and Indicator ............................... 25
2-11. Adjustable Service Data Lists .............................................. 26
2-11-1. ID Map Table ............................................................ 40
2-12. Registration Adjustment (PJE Mode Only) ........................... 41
2-12-1. Setup for Adjustment ............................................... 41
2-12-2. Main Defl ection Adjustment ..................................... 41
2-12-3. Operation Method for Projector Engine Mode ......... 42
2-13. PJE Adjustment (Sub Defl ection Adjustment) ...................... 43
2-13-1. Adjustment for NTSC Full Mode .............................. 44
2-13-2. Copying All Registration Data to Other Modes ........ 46
2-14. Auto Registration Offsets ..................................................... 46
2-15. Auto Registration Error Codes ............................................. 47
2-16. Auto Registration Diagnostics .............................................. 48
SECTION 3: SAFETY-RELATED ADJUSTMENTS ............................. 49
D BOARD ..................................................................................... 49
3-1. HV Regulation Circuit Check and Adjustment ...................... 49
3-2. HV Hold Down Circuit Operation Check .............................. 49
G BOARD ..................................................................................... 50
3-3. +B Max Voltage Confi rmation .............................................. 50
3-4. +B OVP Confi rmation ........................................................... 50
SECTION 4: CIRCUIT ADJUSTMENTS .............................................. 51
4-1. P & P Sub Contrast Adjustment (Video) (SCON) ................. 51
4-2. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 51
KDP-51WS655/57WS655

TABLE OF CONTENTS

PAGE

SECTION TITLE

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 ......................................................... 52
SECTION 5: DIAGRAMS ..................................................................... 53
5-1. Circuit Boards Location ........................................................ 53
5-2. Printed Wiring Boards and
5-3. Block Diagrams .................................................................... 55
5-4. Schematics and Supporting Information ............................. 59
SECTION 6: EXPLODED VIEWS ........................................................ 90
6-1. Cover .................................................................................... 90
6-2. Chassis ................................................................................ 91
6-3. Picture Tube ......................................................................... 92
SECTION 7: ELECTRICAL PARTS LIST ........................................... 93
(SHUE, SCOL) ..................................................................... 51
(SHUE, SCOL) .................................................................... 51
Schematic Diagrams Information ......................................... 53
Power Block Diagram ........................................................... 55
Audio Signal Path Block Diagram ........................................ 56
Video Path Block Diagram ................................................... 57
SYNC/OSD Path Block Diagram .......................................... 58
CR Board Schematic Diagram ............................................ 59
CB Board Schematic Diagram ............................................ 60
CG Board Schematic Diagram ............................................ 61
VM Board Schematic Diagram ............................................ 64
A Board Schematic Diagram (1 of 6) .................................... 65
A Board Schematic Diagram (2 of 6) .................................... 66
A Board Schematic Diagram (3 of 6) .................................... 67
A Board Schematic Diagram (4 of 6) .................................... 68
A Board Schematic Diagram (5 of 6) .................................... 69
A Board Schematic Diagram (6 of 6) .................................... 70
D Board Schematic Diagram (1 of 2) ................................... 75
D Board Schematic Diagram (2 of 2) ................................... 76
BH Board Schematic Diagram (1 of 2) ................................. 80
BH Board Schematic Diagram (2 of 2) ................................. 81
G Board Schematic Diagram ............................................... 83
HA2 Board Schematic Diagram .......................................... 86
P Board Schematic Diagram ................................................ 87
SR Board Schematic Diagram ............................................ 88
HB3 Board Schematic Diagram ........................................... 88
KDP-51WS655/57WS655
PAGE
3