Read Sony KP-EF41HK2 / KP-EF41ME2 / KP-EF41MN2 / KP-EF41SN2 / KP-EF48HK2 / KP-EF48ME2 / KP-EF48MN2 / KP-EF48SN2 / KP-EF53HK2 / KP-EF53ME2 / KP-EF53MN2 / KP-EF53SN2 Service Manual online
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KP-EF41HK2/ME2/MN2/SN2, EF48HK2/ME2/MN2/SN2,
KP-
EF53HK2/ME2/MN2/SN2
RM-871
1. GENERAL
.................................................................
4
2. DISASSEMBLY
2-1.
Rear Board Removal .........................................
19
2-2.
Main Bracket Section Removal ........................
20
2-3.
Service Position .................................................
21
2-4.
H1 Board, H2 Board and Resistor
(High Voltage) Removal ...................................
22
2-5.
Beznet Section Removal ...................................
24
2-6.
G Board Removal ...............................................
26
2-7.
P1 Board and V2 Board Removal ......................
26
2-8.
UG Board, AG Board and S Board Removal ....
26
2-9.
High-Voltage Cable Installation and Removal ..
27
2-10. Mechasel Assy Removal ....................................
27
2-11. Chassis Block Removal ......................................
28
(1)
H1, H2 Boards and Resistor Removal ..............
28
(2)
Main Bracket Removal ......................................
29
(3)
Chassis Block Removal .....................................
30
3. SET-UP ADJUSTMENTS
3-1.
Screen Voltage Adjustment
(Rough Alignment) ...........................................
31
3-2.
Focus Adjustment ..............................................
31
3-3.
Screen (G2) Adjustment ....................................
31
3-4.
Deflection Yoke Tilt Adjustment ......................
31
3-5.
2-Pole Magnet Adjustment ................................
32
3-6.
4-Pole Magnet Adjustment ................................
32
3-7.
Defocus Adjustment (Blue) ...............................
32
3-8.
Green and Red Focus Adjustment .....................
32
3-8-1. Green and Red Lens Focus Adjustment .......
32
3-8-2. Green and Red Electrical Focus
Adjustment ....................................................
32
4. SAFETY RELATED ADJUSTMENT
4-1.
HV Hold Down Adjustment .............................
33
5. CIRCUIT ADJUSTMENTS
................................
34
5-1.
Adjustments with Commander .........................
34
5-2.
Adjustment Method ...........................................
35
5-3.
Adjustment After IC1001 and IC1702
Replacement .......................................................
35
5-4.
Registration (Convergence)Adjustment
Method ................................................................
42
5-5.
Auto Convergence Adjustment ..........................
47
5-6.
White Balance Adjustment ................................
48
5-7.
Text Position Adjustment ...................................
48
5-8.
Picture Quality Adjustments .............................
48
TABLE OF CONTENTS
6. DIAGRAMS
6-1.
Block Diagrams ..................................................
49
6-2.
Frame Schematic Diagram .................................
59
6-3.
Circuit Boards Location .....................................
62
6-4.
Schematic Diagrams and Printed Wiring
Boards .................................................................
63
(1)
Schematic Diagram of AG (1/3) Board .............
67
(2)
Schematic Diagram of AG (2/3) Board ............
71
(3)
Schematic Diagrams of AG (3/3), CB, CG and
CR Boards .........................................................
75
(4)
Schematic Diagram of E Board .........................
79
(5)
Schematic Diagram of D Board ........................
89
(6)
Schematic Diagrams of P1 and V2 Boards .......
93
(7)
Schematic Diagrams of H1, H2, S,
ZG and ZR Boards ............................................. 101
(8)
Schematic Diagrams of G and UG Boards ........ 104
6-5.
Semiconductors ................................................. 109
7. EXPLODED VIEWS
7-1.
Screen and Cover Block (KP-EF41) ................. 111
7-2.
Cabinet and Panel Block (KP-EF41) ................ 112
7-3.
Chassis and Picture Tube Block (KP-EF41) ..... 113
7-4.
Screen and Cover Block (KP-EF48) .................. 114
7-5.
Cabinet and Panel Block (KP-EF48) ................. 115
7-6.
Chassis and Picture Tube Block (KP-EF48) ..... 116
7-7.
Screen and Cover Block (KP-EF53) .................. 117
7-8.
Cabinet and Panel Block (KP-EF53) ................. 118
7-9.
Chassis and Picture Tube Block (KP-EF53) ..... 119
8. ELECTRICAL PARTS LIST
............................ 120
Section
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Section
Title
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