KP-48V80, KP-53V80, KP-61V80 - Sony TV Service Manual (repair manual). Page 7

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SELF DIAGNOSIS FUNCTION ............................................ 4

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

2-1.

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

3-1.

Screen Voltage Adjustment (Rough Alignment) ....... 39

3-2.

Focus Lens Adjustment ............................................. 39

3-3.

Screen (G2) Adjustment ............................................ 39

3-4.

Focus VR Adjustment ............................................... 39

3-5.

Deflection York Tilt 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 ............................................ 46

3-11.

Auto Registration Error Code List ............................ 49

4-1.

HV Regulation Circuit Check and Adjustment ......... 51

4-2.

HV Hold Down Circuit Operation and Adjustment .. 51

4-3.

+B Max Voltage Confirmation .................................. 51

4-4.

+B OVP Confirmation .............................................. 52

5-1.

TV Input Sub Contrast Adjustment
(VPNT-SCON) .......................................................... 53

5-2.

“Video Input Sub-HUE and Sub-Color Adjustment .....
(VPNT-SHUE, SCOL)” ............................................ 53

5-3.

“Component Input Sub-HUE and Sub-Color ................
  Adjustment (DAC-UVSH, UVSC)” ........................ 53

5-4.

P & P Sub Contrast Adjustment (SC-SYDR) ............ 53

5-5.

“Sub-HUE, Sub-Color and Main Contrast Adjustment”
“(MC-MYDR, MSHU, MSCL, SC-SSHU, SSCL)” . 54

5-6.

Bar Display Position Adjustment (OP-DISP) ........... 54

5-7.

“PIP Acquisition Area Adjustment
(PP-MAHP, SAHP)” ................................................. 54

5-8.

Display Position for Channel Index Mode
(CCDCCHP) ............................................................. 54

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

7-1.

Cover (KP-48V80) .................................................. 113

7-2.

Cover (KP-53V80/61V80) ...................................... 114

7-3.

Chassis ..................................................................... 115

7-4.

Picture Tube ............................................................ 116

.................................. 117