KV-1499M70 - Sony TV Service Manual (repair manual). Page 3

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KV-1499M70/1499M80/HF14M90/HF14P40
RM-952
TABLE OF CONTENTS
Section
Title
Page
SELF DIAGNOSIS FUNCTION
................................
4
1. GENERAL
........................................................................
8
2. DISASSEMBLY
2-1.
Rear Cover Removal ................................................ 31
2-2.
Chassis Assy Removal ............................................. 31
2-3.
F Bracket Removal .................................................. 31
2-4.
Service Position ....................................................... 32
2-5.
Replacement of Parts ............................................... 32
2-5-1.
Replacement of Control Button .......................
32
2-5-2.
Replacement of Light Guide ............................
32
2-6.
Terminal Bracket Removal ...................................... 32
2-7.
Degauss Coil Removal ............................................. 33
2-8.
Picture Tube Removal .............................................. 33
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing .......................................................... 35
3-2.
Convergence ............................................................. 36
3-3.
Focus Adjustment .................................................... 38
3-4.
G2 (Screen) and White Balance Adjustments ......... 38
4. CIRCUIT ADJUSTMENT
4-1.
Adjustments with Commander ................................ 39
4-2.
Adjustment Method ................................................. 40
4-3.
Picture Quality Adjustments .................................... 45
4-4.
A Board Adjustment After IC003 (Memory)
Replacement ............................................................. 45
4-5.
Picture Distortion Adjustment ................................. 46
Section
Title
Page
5. DIAGRAMS
5-1.
Block Diagram ......................................................... 51
5-2.
Frame Schematic Diagram ...................................... 54
5-3
Circuit Boards Location .......................................... 56
5-4.
Schematic Diagrams and Printed Wiring Boards ... 57
(1)
Schematic Diagram of A (1/2) Board ...................... 59
(2)
Schematic Diagram of A (2/2) Board ...................... 63
(3)
Schematic Diagrams of C3 and F Boards ............... 71
5-5.
Semiconductors ........................................................ 77
6. EXPLODED VIEW
6-1.
Chassis ..................................................................... 80
7. ELECTRICAL PARTS LIST
....................................... 82
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