Read Sony KV-21FA340L Service Manual online
KV-21FA340L/29FA340L
KV-21FA340L/29FA340L
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
SECTION 1: DISASSEMBLY ................................................................. 9
1-1. Rear Cover Removal .............................................................. 9
1-2. Chassis Assembly Removal
................................................... 9
1-3. Service Position ................................................................... 10
1-4. Picture Tube Removal
...........................................................11
Anode Cap Removal Procedure ...........................................11
Cable Wire Dressing ............................................................ 12
KV-21FA340L
Models
Only
............................................. 12
KV-29FA340L
Models
Only
............................................. 21
SECTION 2: SET-UP ADJUSTMENTS ................................................ 30
2-1. Beam Landing ...................................................................... 30
2-2. Convergence
........................................................................ 31
2-3. Focus ................................................................................... 32
2-4. Screen (G2)
.......................................................................... 33
SECTION 3: SAFETY RELATED ADJUSTMENTS ............................. 34
3-1. X R529, R530, R531, R577 Confi rmation Method
(HV Hold-Down Confi rmation) and Readjustments .............. 34
3-2. B+ Voltage Confi rmation and Adjustment ............................ 34
SECTION 4: CIRCUIT ADJUSTMENTS .............................................. 35
4-1. Remote Adjustment Buttons and Indicators ......................... 35
4-2. Accessing the Service Adjustment Mode ............................. 35
4-3. Confi rming Service Adjustment Changes ............................. 36
4-4. Service Data Lists ................................................................ 37
KV-21FA340L Only ............................................................... 37
KV-29FA340L Only ............................................................... 48
4-5. ID Map
.................................................................................. 60
KV-21FA340L Only ............................................................... 60
KV-29FA340L Only ............................................................... 60
4-6. White Balance Adjustments ................................................. 61
4-7. A Board Adjustments
............................................................ 61
SECTION 5: DIAGRAMS ..................................................................... 64
5-1. Circuit Boards Location ........................................................ 64
5-2. Printed Wiring Board and Schematic Diagram Information .. 64
5-3. Block Diagrams .................................................................... 65
5-4. Schematics and Supporting Information .............................. 66
A Board Schematic Diagram (1 of 3) .................................... 66
A Board Schematic Diagram (2 of 3) .................................... 67
A Board Schematic Diagram (3 of 3) .................................... 68
CV Board Schematic Diagram ............................................. 70
HD Board Schematic Diagram ............................................. 71
K3 Board Schematic Diagram .............................................. 73
5-5. Semiconductors ................................................................... 76
SECTION 6: EXPLODED VIEWS ........................................................ 77
6-1. Chassis ................................................................................ 77
6-2. Picture Tube ......................................................................... 78
SECTION 7: ELECTRICAL PARTS LIST ........................................... 79
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