Table Of Contents; Section Title - Sony KF-42E200A Service Manual

SECTION TITLE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety Check-Out ........................................................................... 7
Self-Diagnostic Function ................................................................. 8
SECTION 1: DISASSEMBLY ............................................................... 13
1-1. Overview .............................................................................. 13
1-2. Rear Cover Removal ............................................................ 14
1-3. Chassis Removal and Service Position ............................... 15
1-4. G Board Removal ................................................................. 15
1-5. B2 Block Assembly, A Block Assembly,
Antenna, U Board and K Board Removal ............................ 16
1-6. Lamp Block Assembly and Optical Block Removal .............. 17
1-6-1. Lamp Connector and T2 Board Removal ................ 18
1-6-2. Lamp Driver Fan Removal ....................................... 19
1-7. HC Board Removal .............................................................. 20
1-8. HA Board and HB Board Removal ....................................... 20
1-9. Screen Frame Assebmly and Speaker Removal ................ 21
1-10. Mirror Assembly and Mirror Cover Assembly Removal ........ 22
Wire Dressing ....................................................................... 23
SECTION 2: CIRCUIT ADJUSTMENTS .............................................. 36
2-1. Using the Remote Commander for Electrical Adjustments .. 36
2-2. Accessing Service Adjustment Mode ................................... 36
2-3. Using the Remote Commander to Change Service Data .... 36
2-3-1. Exiting Service Mode ............................................... 37
2-4. Verifying Service Data Changes .......................................... 37
2-5. H/V Center Confi rmation and Adjustments .......................... 37
2-6. IRIS Adjustments .................................................................. 38
SECTION 3: DIAGRAMS ..................................................................... 39
3-1. Circuit Boards Location ........................................................ 39
3-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 39
3-3. Signal Flow Block Diagram .................................................. 41
KF-42E200A/42E201A/50E200A/50E201A

TABLE OF CONTENTS

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SECTION TITLE

3-4. Schematics and Supporting Information .............................. 42
3-5. Semiconductors ................................................................... 75
SECTION 4: EXPLODED VIEWS ........................................................ 76
4-1. Covers .................................................................................. 76
4-2. Chassis ................................................................................ 77
4-3. Optics Unit Block Assembly and Lamp Assembly ................ 78
SECTION 5: ELECTRICAL PARTS LIST ............................................ 79
APPENDIX A: REPLACING THE LAMP ............................................A-1
KF-42E200A/42E201A/50E200A/50E201A
A Board Schematic Diagram ................................................ 42
B2 Board Schematic Diagram (1 of 7) ................................. 44
B2 Board Schematic Diagram (2 of 7) ................................. 45
B2 Board Schematic Diagram (3 of 7) ................................. 46
B2 Board Schematic Diagram (4 of 7) ................................. 47
B2 Board Schematic Diagram (5 of 7) ................................. 48
B2 Board Schematic Diagram (6 of 7) ................................. 49
B2 Board Schematic Diagram (7 of 7) ................................. 50
G Board Schematic Diagram (1 of 2) ................................... 52
G Board Schematic Diagram (2 of 2) ................................... 53
HA Board Schematic Diagram ............................................. 56
HB Board Schematic Diagram ............................................. 58
HC Board Schematic Diagram ............................................. 60
K Board Schematic Diagram ................................................ 62
S2 Board Schematic Diagram .............................................. 65
T1 Board Schematic Diagram .............................................. 68
T2 Board Schematic Diagram .............................................. 68
U Board Schematic Diagram ................................................ 73
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