Sony KP-46WT510 - 46" 16:9 Hi-scan Projection Television, Service Manual

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KP-46WT510
TABLE OF CONTENTS
SECTION TITLE PAGE SECTION TITLE PAGE
Specifi cations ................................................................................. 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. Chassis Assembly Removal................................................. 10
1-3. Service Position ................................................................... 10
1-4. H2 Board Removal................................................................11
1-5. H1 Board Removal................................................................11
1-6. H4 Board Removal................................................................11
1-7. Mirror Cover Removal .......................................................... 12
1-8. Beznet Assembly Removal .................................................. 12
1-9. SR Board Removal .............................................................. 12
1-10. AD Board and B Board Removal ......................................... 12
1-11. G Board Removal................................................................. 13
1-12. Terminal Board, A Board, D Board, U Board, and
UD Board Removal .............................................................. 13
1-13. Picture Tube Removal.......................................................... 14
1-14. High-Voltage Cable Installation and Removal...................... 14
SECTION 2: SET-UP ADJUSTMENTS................................................ 15
2-1. Screen Voltage Adjustment (Coarse Adjustment) ................ 15
2-2. Screen (G2) Adjustment (Fine Adjustment).......................... 15
2-3. Defl ection Yoke Tilt Adjustment ............................................ 15
2-4. Focus Lens Adjustment........................................................ 16
2-5. Focus VR Adjustment........................................................... 16
2-6. 2-Pole Magnet and Centering Magnet Adjustment .............. 17
2-7. Centering Magnet Adjustment.............................................. 17
2-8. 4-Pole Magnet Adjustment ................................................... 17
2-9. Blue Defocus Adjustment ..................................................... 17
2-10. Electrical Adjustments by Remote Commander................... 18
2-11. Adjustable Service Data Lists .............................................. 19
2-12. Registration Adjustment ....................................................... 30
2-13. PJE Adjustment (Sub Defl ection Adjustment) ...................... 32
2-14. Auto Registration Offsets ..................................................... 34
2-15. Auto Registration Error Codes ............................................. 35
2-16. Auto Registration Diagnostics .............................................. 36
SECTION 3: SAFETY-RELATED ADJUSTMENTS............................. 37
D BOARD ..................................................................................... 37
3-1. HV Regulation Circuit Check and Adjustment ..................... 37
3-2. HV Hold Down Circuit Operation Check and Adjustment .... 37
G BOARD ..................................................................................... 38
3-3. +B Max Voltage Confi rmation .............................................. 38
3-4. +B OVP Confi rmation........................................................... 38
SECTION 4: CIRCUIT ADJUSTMENTS.............................................. 39
4-1. Blue Offset Adjustment......................................................... 39
4-2. P & P Sub Contrast Adjustment (Video) (SCON) ................. 39
4-3. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 39
4-4. P & P Sub-Hue and Sub-Color Adjustment
(Video) (SHUE, SCOL) ........................................................ 39
4-5. P & P Sub-Hue and Sub-Color Adjustment
(RF) (SHUE, SCOL)............................................................. 40
SECTION 5: DIAGRAMS..................................................................... 41
5-1. Circuit Boards Location ........................................................ 41
5-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 41
5-3. Block Diagrams .................................................................... 43
5-4. Schematics and Supporting Information ............................. 46
CR Board Schematic Diagram ............................................ 46
CB Board Schematic Diagram ............................................ 47
CG Board Schematic Diagram ............................................ 48
V Board Schematic Diagram ............................................... 49
G Board Schematic Diagram ............................................... 50
UD Board Schematic Diagram ............................................ 52
A Board Schematic Diagram (1 of 3).................................... 54
A Board Schematic Diagram (2 of 3).................................... 55
A Board Schematic Diagram (3 of 3).................................... 56
AD Board Schematic Diagram ............................................ 60
U Board Schematic Diagram ............................................... 62
B Board Schematic Diagram (1 of 2) ................................... 65
B Board Schematic Diagram (2 of 2) ................................... 66
D Board Schematic Diagram................................................ 69
SR Board Schematic Diagram ............................................ 72
H2 Board Schematic Diagram ............................................. 72
H1 Board Schematic Diagram ............................................. 74
H4 Board Schematic Diagram ............................................. 75
5-5. IC Block Diagrams ............................................................... 76
A Board ................................................................................ 76
B Board ................................................................................ 77
CR Board ............................................................................. 78
CG Board ............................................................................. 78
CB Board.............................................................................. 78
U Board ................................................................................ 79
5-6. Semiconductors ................................................................... 80
SECTION 6: EXPLODED VIEWS ........................................................ 81
6-1. Cover.................................................................................... 81
6-2. Chassis ................................................................................ 82
6-3. Picture Tube ......................................................................... 83
SECTION 7: ELECTRICAL PARTS LIST............................................ 84