KP-48V85, KP-53V85, KP-61V85 — Sony TV Service Manual (repair manual). Page 7

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KP-48V85/53V85/61V85
RM-Y905
RM-Y905 RM-Y905
TABLE OF CONTENTS
Section
Title
Page
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Section
Title
Page
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SELF DIAGNOSIS FUNCTION ............................................ 4
1. GENERAL
Using This Manual .................................................................. 9
Precautions .............................................................................. 9
Installing and Connecting the Projection TV .......................... 9
Basic Set Up .......................................................................... 17
Using Your New Projection TV ............................................ 18
Adjusting Your SET UP (menus) .......................................... 22
Operating Video Equipment .................................................. 33
Operating a Cable Box or Satellite Receiver (SAT) .............. 34
Troubleshooting .................................................................... 35
2. DISASSEMBLY
2-1.
Rear Board Removal ................................................. 36
2-2.
Chassis Assy Removal .............................................. 36
2-3.
Service Position ......................................................... 36
2-4.
HA Board and HB Board Removal ........................... 36
2-5.
Mirror Cover Removal .............................................. 37
2-6.
Beznet Assy Removal ................................................ 37
2-7.
HC Board and S Board Removal .............................. 37
2-8.
U Board and Terminal Board Removal ..................... 37
2-9.
A Board and G Board Removal ................................ 38
2-10.
Picture Tube Removal ............................................... 38
2-11.
High-Voltage Cable Installation and Removal .......... 38
3. SET-UP ADJUSTMENTS
3-1.
Screen Voltage Adjustment (Coarse Adjustment) ..... 39
3-2.
Screen (G2) Adjustment (Fine Adjustment) .............. 39
3-3.
Deflection York  Tilt  Adjustment ............................... 39
3-4.
Focus Lens Adjustment ............................................. 39
3-5.
Focus VR Adjustment ............................................... 40
3-6.
2-Pole Magnet Adjustment (Green, Red) .................. 40
3-7.
4-Pole Magnet Adjustment ........................................ 40
3-8.
Defocus Adjustment (Blue) ....................................... 40
3-9.
Electrical Adjustment by Remote Commander ......... 41
3-10.
Registration Adjustment (PJE) .................................. 46
3-11.
Auto Registration Error Code List ............................ 49
4. SAFETY RELATED ADJUSTMENTS
4-1.
HV Regulation Circuit Check and Adjustment ......... 50
4-2.
HV Hold Down Circuit Operation and Adjustment .. 50
4-3.
+B Max Voltage Confirmation .................................. 50
4-4.
+B OVP Confirmation ............................................... 51
5. CIRCUIT ADJUSTMENTS
5-1.
TV Input Sub Contrast Adjustment
(VPNT-SCON) .......................................................... 52
5-2.
Video Input Sub-HUE and Sub-Color Adjustment
(VPNT-SHUE, SCOL) .............................................. 52
5-3.
Component Input Sub-HUE and Sub-Color
Adjustment (DAC-UVSH, UVSC) ........................... 52
5-4.
P & P Sub Contrast Adjustment (SC-SYDR) ........... 52
5-5.
Sub-HUE, Sub-Color and Main Contrast Adjustment
(MC-MYDR, MSHU, MSCL, SC-SSHU, SSCL) .... 53
5-6.
Bar Display Position Adjustment (OP-DISP) ........... 53
5-7.
PIP Acquisition Area Adjustment
(PP-MAHP, SAHP) ................................................... 53
5-8.
Display Position for Channel Index Mode
(CCDCCHP) ............................................................. 53
6. DIAGRAMS
6-1.
Block Diagram (1) ..................................................... 55
Block Diagram (2) ..................................................... 57
Block Diagram (3) ..................................................... 59
Block Diagram (4) ..................................................... 63
Block Diagram (5) ..................................................... 67
Block Diagram (6) ..................................................... 69
6-2.
Frame Schematic Diagram ........................................ 71
6-3.
Circuit Boards Location ............................................ 74
6-4.
Printed Wiring Boards and Schematic Diagrams ...... 74
• A (1/3)Board ........................................................... 75
• A (2/3)Board ........................................................... 79
• A (3/3)Board ........................................................... 83
• G Board ................................................................... 91
• U Board ................................................................. 101
• CG Board .............................................................. 105
• CR Board .............................................................. 106
• CB Board .............................................................. 107
• HA Board .............................................................. 109
• HC Board .............................................................. 109
• HB Board .............................................................. 110
6-5.
Semiconductors ....................................................... 111
7. EXPLODED VIEWS
7-1.
Cover (KP-48V85) .................................................. 113
7-2.
Cover (KP-53V85/61V85) ...................................... 114
7-3.
Chassis ..................................................................... 115
7-4.
Picture Tube ............................................................ 116
8. ELECTRICAL PARTS LIST .................................. 117
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