Read Sony KP-46WT520 / KP-51WS520 Service Manual online
KP-46WT520/51WS520
KP-46WT520/51WS520
3
TABLE OF CONTENTS
SECTION TITLE
PAGE
SECTION TITLE
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 5
Safety Check-Out ........................................................................... 6
Self-Diagnostic Function................................................................. 7
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 ....................................................................11
1-4. Terminal Board Removal.......................................................11
1-5. BH Board Board Removal.................................................... 12
1-6. A Board, D Board, and G Board Removal............................ 12
1-7. High-Voltage Cable Installation and Removal...................... 13
1-8. Picture Tube Removal.......................................................... 13
1-9. Speaker Grille, HA1 Board, and HB2 Board Removal
1-2. Chassis Assembly Removal................................................. 10
1-3. Service Position ....................................................................11
1-4. Terminal Board Removal.......................................................11
1-5. BH Board Board Removal.................................................... 12
1-6. A Board, D Board, and G Board Removal............................ 12
1-7. High-Voltage Cable Installation and Removal...................... 13
1-8. Picture Tube Removal.......................................................... 13
1-9. Speaker Grille, HA1 Board, and HB2 Board Removal
(KP-46WT520 Only)............................................................. 14
1-10. Speaker Grille, HA1 Board, and HB1 Board Removal
(KP-51WS520 Only)............................................................ 14
1-11. Beznet Assembly Removal .................................................. 15
1-11-1. Screen Tape Method................................................ 15
1-12. SR Board Removal .............................................................. 16
Wire
Wire
Dressing....................................................................... 17
SECTION 2: SET-UP ADJUSTMENTS................................................ 31
2-1. Screen Voltage Adjustment (G2) (Coarse Adjustment) ........ 31
2-2. Screen (G2) Adjustment (Fine Adjustment).......................... 31
2-3. Defl ection Yoke Tilt Adjustment ............................................ 31
2-4. Focus Lens Adjustment........................................................ 32
2-5. Focus VR Adjustment........................................................... 32
2-6. Centering Magnet Adjustment.............................................. 33
2-7. 2-Pole Magnet Adjustment .................................................. 33
2-8. 4-Pole Magnet Adjustment ................................................... 33
2-9. Defocus Adjustment (Blue)................................................... 33
2-10. Electrical Adjustments by Remote Commander................... 34
2-2. Screen (G2) Adjustment (Fine Adjustment).......................... 31
2-3. Defl ection Yoke Tilt Adjustment ............................................ 31
2-4. Focus Lens Adjustment........................................................ 32
2-5. Focus VR Adjustment........................................................... 32
2-6. Centering Magnet Adjustment.............................................. 33
2-7. 2-Pole Magnet Adjustment .................................................. 33
2-8. 4-Pole Magnet Adjustment ................................................... 33
2-9. Defocus Adjustment (Blue)................................................... 33
2-10. Electrical Adjustments by Remote Commander................... 34
2-10-1. Method of Entering the Service Adjustment Mode .. 34
2-10-2. Memory Write Confi rmation Method ........................ 34
2-10-3. Adjusting Buttons and Indicator ............................... 34
2-10-2. Memory Write Confi rmation Method ........................ 34
2-10-3. Adjusting Buttons and Indicator ............................... 34
2-11. Adjustable Service Data Lists .............................................. 35
2-11-1. ID Map Table............................................................ 46
2-12. Registration Adjustment (PJE Mode Only)........................... 47
2-12-1. Setup for Adjustment ............................................... 47
2-12-2. Main Defl ection Adjustment ..................................... 47
2-12-3. Operation Method for Projector Engine Mode ......... 48
2-12-2. Main Defl ection Adjustment ..................................... 47
2-12-3. Operation Method for Projector Engine Mode ......... 48
2-13. PJE Adjustment (Sub Defl ection Adjustment) ...................... 49
2-13-1. Adjustment for NTSC Full Mode .............................. 50
2-13-2. Copying All Registration Data to Other Modes ........ 52
2-13-2. Copying All Registration Data to Other Modes ........ 52
2-14. Auto Registration Offsets ..................................................... 52
2-15. Auto Registration Error Codes ............................................. 53
2-16. Auto Registration Diagnostics .............................................. 54
2-15. Auto Registration Error Codes ............................................. 53
2-16. Auto Registration Diagnostics .............................................. 54
SECTION 3: SAFETY-RELATED ADJUSTMENTS............................. 55
D BOARD ..................................................................................... 55
3-1. HV Regulation Circuit Check and Adjustment...................... 55
3-2. HV Hold Down Circuit Operation Check .............................. 55
G BOARD ..................................................................................... 55
3-3. +B Max Voltage Confi rmation .............................................. 55
3-4. +B OVP Confi rmation........................................................... 55
3-1. HV Regulation Circuit Check and Adjustment...................... 55
3-2. HV Hold Down Circuit Operation Check .............................. 55
G BOARD ..................................................................................... 55
3-3. +B Max Voltage Confi rmation .............................................. 55
3-4. +B OVP Confi rmation........................................................... 55
SECTION 4: CIRCUIT ADJUSTMENTS.............................................. 56
4-1. P & P Sub Contrast Adjustment (Video) (SCON) ................. 56
4-2. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 56
4-3. P & P Sub-Hue and Sub-Color Adjustment Video
4-2. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 56
4-3. P & P Sub-Hue and Sub-Color Adjustment Video
(SHUE, SCOL) ..................................................................... 56
4-4. P & P Sub-Hue and Sub-Color Adjustment
(RF) (SHUE, SCOL)............................................................. 56
4-5. Blue Offset Adjustment......................................................... 57
SECTION 5: DIAGRAMS..................................................................... 58
5-1. Circuit Boards Location ........................................................ 58
5-2. Printed Wiring Boards and
5-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 58
5-3. Block Diagrams .................................................................... 60
Power Block Diagram........................................................... 60
Audio Signal Path Block Diagram ........................................ 61
Video Path Block Diagram ................................................... 62
SYNC/OSD Path Block Diagram.......................................... 63
Audio Signal Path Block Diagram ........................................ 61
Video Path Block Diagram ................................................... 62
SYNC/OSD Path Block Diagram.......................................... 63
5-4. Schematics and Supporting Information ............................. 64
CR Board Schematic Diagram ............................................ 64
CB Board Schematic Diagram ............................................ 65
CG Board Schematic Diagram ............................................ 66
VM Board Schematic Diagram ............................................ 69
A Board Schematic Diagram (1 of 6).................................... 70
A Board Schematic Diagram (2 of 6).................................... 71
A Board Schematic Diagram (3 of 6).................................... 72
A Board Schematic Diagram (4 of 6).................................... 73
A Board Schematic Diagram (5 of 6).................................... 74
A Board Schematic Diagram (6 of 6).................................... 75
D Board Schematic Diagram (1 of 2) ................................... 80
D Board Schematic Diagram (2 of 2) ................................... 81
BH Board Schematic Diagram (1 of 2)................................. 85
BH Board Schematic Diagram (2 of 2)................................. 86
G Board Schematic Diagram ............................................... 88
HA1 Board Schematic Diagram .......................................... 91
SR Board Schematic Diagram ............................................ 92
HB2 Board Schematic Diagram (KP-46WT520 Only).......... 92
HB1 Board Schematic Diagram (KP-51WS520 Only) ......... 92
CB Board Schematic Diagram ............................................ 65
CG Board Schematic Diagram ............................................ 66
VM Board Schematic Diagram ............................................ 69
A Board Schematic Diagram (1 of 6).................................... 70
A Board Schematic Diagram (2 of 6).................................... 71
A Board Schematic Diagram (3 of 6).................................... 72
A Board Schematic Diagram (4 of 6).................................... 73
A Board Schematic Diagram (5 of 6).................................... 74
A Board Schematic Diagram (6 of 6).................................... 75
D Board Schematic Diagram (1 of 2) ................................... 80
D Board Schematic Diagram (2 of 2) ................................... 81
BH Board Schematic Diagram (1 of 2)................................. 85
BH Board Schematic Diagram (2 of 2)................................. 86
G Board Schematic Diagram ............................................... 88
HA1 Board Schematic Diagram .......................................... 91
SR Board Schematic Diagram ............................................ 92
HB2 Board Schematic Diagram (KP-46WT520 Only).......... 92
HB1 Board Schematic Diagram (KP-51WS520 Only) ......... 92
5-5. Semiconductors ................................................................... 94
SECTION 6: EXPLODED VIEWS ........................................................ 95
6-1. Cover (KP-46WT520 Only) .................................................. 95
6-2. Cover (KP-51WS520 Only) .................................................. 96
6-3. Chassis ................................................................................ 97
6-4. Picture Tube ......................................................................... 98
6-2. Cover (KP-51WS520 Only) .................................................. 96
6-3. Chassis ................................................................................ 97
6-4. Picture Tube ......................................................................... 98
SECTION 7: ELECTRICAL PARTS LIST........................................... 99
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