KV-34DRC430 - Sony TV Service Manual (repair manual). Page 2

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KV-34DRC430/36DRC430
KV-34DRC430/36DRC430
TABLE OF CONTENTS 
SECTION TITLE   
PAGE
SECTION TITLE   
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety Check-Out ........................................................................... 7
Self-Diagnostic Function ................................................................. 8
SECTION 1:  DISASSEMBLY ................................................................11
1-1.  Rear Cover Removal .............................................................11
1-2. Chassis Assembly Removal 
..................................................11
1-3. Service Position ....................................................................11
1-4. Picture Tube Removal 
.......................................................... 12
 
Anode Cap Removal Procedure .......................................... 12
 
Cable Wire Dressing ............................................................ 13
SECTION 2:  SET-UP ADJUSTMENTS ................................................ 20
2-1. Beam Landing ...................................................................... 20
2-2. Convergence 
........................................................................ 21
2-2.1.  Vertical and Horizontal Static Convergence ............ 21
2-3.  V-PIN and V-CEN Adjustment .............................................. 21
2-3.1.  Operation of BMC (Hexapole) Magnet .................... 21
2-3.2. TLH 
Plate 
Adjustment 
.............................................. 22
2-3.3. Screen-Corner 
Convergence 
................................... 22
2-3.4. Dynamic 
Convergence 
Adjustments 
........................ 22
2-4. Focus Adjustment 
................................................................. 23
2-4.1.  Dynamic Focus/Dynamic Quadra-Pole Data ........... 23
2-5. Screen(G2) 
........................................................................... 24
2-6. Picture Quality Adjustments ................................................. 24
2-6.1.  Video Input - Sub Contrast Adjustment .................... 24
2-6.2.  Video Input - Sub Hue/Sub Color Adjustment .......... 25
2-6.3.  RF Input - Sub Contrast Adjustment ........................ 25
2-6.4.  RF Input - Sub Hue/Sub Color Adjustment .............. 26
2-7.  White Balance (CRT) and Sub Bright Adjustment ................ 26
2-7.1. Color 
Offset 
Adjustment 
Procedure 
......................... 26
2-8. H Raster Center Adjustment ................................................ 27
2-9. Picture Distortion Adjustments ............................................. 27
2-9.1.  NTSC (DRC) Full Mode Adjustment ........................ 27
2-9.2. 1080i 
HD 
Mode 
Adjustment 
..................................... 28
2-9.3.  Vertical Compressed Mode Check and Confi rmation 
(For 4x3 CRT Only) ................................................. 28
2-9.4  Normal, Zoom and Wide Zoom Modes .................... 28
SECTION 3:  SAFETY RELATED ADJUSTMENTS ............................. 29
3-1. Preparation Before Confi rmation 
.......................................... 29
3-1.1  Hold-Down Operation Confi rmation ......................... 29
3-2. B+ Max Confi rmation ........................................................... 29
3-3. B+ Voltage Check ................................................................ 29
3-4. High Voltage (HV) Check) .................................................... 29
3-5.  Preparation for HV and IK Protector Check ......................... 29
3-6. HV Protector Check ............................................................. 29
3-6-1. Cut 
Off 
Condition 
..................................................... 29
3-6-2. High 
Light 
Condition 
................................................ 30
3-7. IK Protector Check ............................................................... 30
3-8.  Hold Down Check ................................................................ 30
3-9. Restoration 
........................................................................... 30
3-10. HV Service Flowchart ........................................................... 31
HV Service Flowchart Table ................................................. 32
SECTION 4:  CIRCUIT ADJUSTMENTS .............................................. 33
4-1. Setting Service Adjustment Mode ........................................ 33
4-1.1. Service 
Adjustment 
Mode 
In 
.................................... 33
4-1.2. Service 
Adjustment 
Mode 
Memory 
.......................... 33
4-1.3. Reading 
the 
Memory 
............................................... 33
4-1.4.  Adjusting the Picture ................................................ 33
4-1.5.  Resetting the Data ................................................... 33
4-1.6.  Resetting the MID NVM Data .................................. 33
4-1.7.  Resetting the System NVM Data ............................. 33
4-1.8. Copy 
Function 
.......................................................... 33
4-2.  Memory Write Confi rmation Method .................................... 34
4-3.  Remote Adjustment Buttons and Indicators ......................... 34
4-4. Service Data 
......................................................................... 35
4-5. ID Map Table ........................................................................ 58
SECTION 5:  DIAGRAMS ..................................................................... 59
5-1. Circuit Boards Location ........................................................ 59
5-2.  Printed Wiring Boards and 
Schematic Diagrams Information ......................................... 59
5-3. Block Diagrams .................................................................... 60
5-4.  Schematics and Supporting Information .............................. 63
DZ Board Schematic Diagram (1 of 2) ................................. 63
DZ Board Schematic Diagram (2 of 2) ................................. 64
UY Board Schematic Diagram ............................................. 67
HBY Board Schematic Diagram ........................................... 68
AY Board Schematic Diagram (1 of 2) ................................. 71
AY Board Schematic Diagram (2 of 2) ................................. 72
HCX Board Schematic Diagram  .......................................... 75
CH Board Schematic Diagram ............................................. 77
HAX Board Schematic Diagram  .......................................... 79
WY Board Schematic Diagram ............................................ 80
MY Board Schematic Diagram (1 of 4) ................................ 82
MY Board Schematic Diagram (2 of 4) ................................ 83
MY Board Schematic Diagram (3 of 4) ................................ 84
MY Board Schematic Diagram (4 of 4) ................................ 85
BY Board Schematic Diagram (1 of 4) ................................. 88
BY Board Schematic Diagram (2 of 4) ................................. 89
BY Board Schematic Diagram (3 of 4) ................................. 90
BY Board Schematic Diagram (4 of 4) ................................. 91
P Board Schematic Diagram  ............................................... 92
PA Board Schematic Diagram  ............................................. 93
5-5. Semiconductors (1 of 2) ....................................................... 94
 Semiconductors 
(2 
of 
2) 
....................................................... 95
SECTION 6:  EXPLODED VIEWS ........................................................ 96
6-1.Chassis  .................................................................................. 96
6-2. Picture Tube  ........................................................................ 97
SECTION  7:  ELECTRICAL PARTS LIST ........................................... 98
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