Read Sony KV-21FA315 Service Manual online
KV-21FA315/21FA515/29FA315/29FA515
KV-21FA315/21FA515/29FA315/29FA515
3
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 ............................................................... 10
1-1. Rear Cover Removal ............................................................ 10
1-2. Chassis Assembly Removal
................................................. 10
1-3. Service Position ....................................................................11
1-4. Picture Tube Removal
.......................................................... 12
Anode Cap Removal Procedure .......................................... 12
Cable Wire Dressing ............................................................ 13
KV-21FA315/21FA515
Models
Only
................................ 13
KV-29FA315/29FA515
Models
Only
................................ 22
SECTION 2: SET-UP ADJUSTMENTS ................................................ 32
2-1. Beam Landing ...................................................................... 32
2-2. Convergence
........................................................................ 33
2-3. Focus ................................................................................... 34
2-4. Screen (G2)
.......................................................................... 35
SECTION 3: SAFETY RELATED ADJUSTMENTS ............................. 36
3-1. X R530, R531 Confi rmation Method (HV Hold-Down
Confi rmation) and Readjustments ........................................ 36
3-2. B+ Voltage Confi rmation and Adjustment ............................ 36
SECTION 4: CIRCUIT ADJUSTMENTS .............................................. 37
4-1. Remote Adjustment Buttons and Indicators ......................... 37
4-2. Accessing the Service Adjustment Mode ............................. 37
4-3. Confi rming Service Adjustment Changes ............................. 38
4-4. Service Data Lists ................................................................ 39
4-5. ID Map Table ........................................................................ 47
4-6. White Balance Adjustments ................................................. 48
4-7. A Board Adjustments
............................................................ 48
SECTION 5: DIAGRAMS ..................................................................... 51
5-1. Circuit Boards Location ........................................................ 51
5-2. Printed Wiring Board and
Schematic Diagram Information ........................................... 51
5-3. Block Diagrams and Schematics ......................................... 52
Signal Flow Block Diagram .................................................. 52
Audio Block Diagram ............................................................ 53
A Board Schematic Diagram (1 of 2) .................................... 54
A Board Schematic Diagram (2 of 2) .................................... 55
K Board Schematic Diagram ................................................ 57
CV Board Schematic Diagram
(KV-21FA315/21FA515 Only) .................................. 58
C Board Schematic Diagram
(KV-29FA315/29FA515 Only) .................................. 59
V Board Schematic Diagram
(KV-29FA315/29FA515 Only) .................................. 60
MT Board Schematic Diagram ............................................. 61
HC Board Schematic Diagram ............................................. 63
5-4. Semiconductors ................................................................... 64
SECTION 6: EXPLODED VIEWS ........................................................ 65
6-1. Chassis ................................................................................ 65
6-2. Picture Tube ......................................................................... 66
SECTION 7: ELECTRICAL PARTS LIST ........................................... 67
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