KP-41DS1U, KP-41PZ1B, KP-41PZ1D, KP-41PZ1E - Sony TV Service Manual (repair manual). Page 3

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KP41DS1U/PZ1B/PZ1D/PZ1E
K
RM-892
1. SELF  DIAGNOSIS  FUNCTION
......................
4
2. GENERAL
.................................................................
10
3. DISASSEMBLY
3-1.
Rear Cover Removal .........................................
41
3-2.
Chassis Assembly Removal ..............................
41
3-3.
Service Position .................................................
41
3-4.
Terminal Board Removal ..................................
42
3-5.
A3, U, A and D Board Removal .......................
42
3-6.
N and A2 Board Removal ..................................
43
3-7.
A4  Board Removal (Except 41DS1U) .............
43
3-8.
E Board Removal ...............................................
44
3-9.
G Board Removal ...............................................
44
3-10. Speaker Grille Assembly Removal ....................
45
3-11. Control Panel Assembly,
H1 and H2 Board Removal ................................
45
3-12. Front Cover and Resistor Assembly ..................
46
3-13. Mirror cover and Beznet Assembly Removal ...
46
4. SET-UP  ADJUSTMENTS
4-1.
Screen Voltage Adjustment
(Rough Alignment) ...........................................
47
4-2.
Focus Adjustment ..............................................
47
4-3.
Screen (G2) Adjustment ....................................
47
4-4.
Deflection Yoke Tilt Adjustment ......................
47
4-5.
2-Pole Magnet Adjustment ................................
48
4-6.
4-Pole Magnet Adjustment ................................
48
4-7.
Defocus Adjustment (Blue) ...............................
48
4-8.
Green and Red Focus Adjustment .....................
48
4-8-1. Green and Red Lens Focus Adjustment .......
48
4-8-2. Green and Red Electrical Focus
Adjustment ....................................................
48
5. SAFETY  RELATED  ADJUSTMENT
5-1.
HV Hold Down Adjustment .............................
49
6. REGISTRATION  ADJUSTMENTS
6-1.
How to Enter the Service Mode .........................
50
6-1-1. Adjustment Method with Commander ..........
50
6-1-2. Screen Display on the Test Menu ..................
50
6-1-3. Service List (Convergence) ...........................
52
6-2.
Pal Registration Adjustment ..............................
55
6-2-1. Registration Adjustment Method ..................
55
6-2-2. Geometry Adjustment ....................................
55
6-2-3. Convergence Adjustment ...............................
56
TABLE  OF  CONTENTS
6-3.
Text Position Adjustment ...................................
61
6-4.
White Balance Adjustment ................................
61
6-5.
Sub Bright Adjustment .......................................
61
7. DIAGRAMS
7-1.
Block Diagrams ..................................................
63
7-2.
Frame Schematic Diagram .................................
81
7-3.
Circuit Boards Location .....................................
83
7-4.
Schematic Diagrams and Printed Wiring
Boards .................................................................
84
(1)
Schematic Diagram of A (1/3) Board ................
87
(2)
Schematic Diagram of A (2/3) Board ...............
90
(3)
Schematic Diagram of A (3/3) Board ...............
94
(4)
Schematic Diagram of A2 Board .......................
99
(5)
Schematic Diagrams of A3 and A4 Boards ...... 102
(6)
Schematic Diagrams of CB, CG and
CR Boards .......................................................... 105
(7)
Schematic Diagram of E Board ......................... 108
(8)
Schematic Diagram of D Board ......................... 117
(9)
Schematic Diagrams of H1, H2, ZG, ZR
and U Boards ...................................................... 120
(10) Schematic Diagram of N (1/4) Board ................ 123
(11) Schematic Diagram of N (2/4) Board ................ 126
(12) Schematic Diagram of N (3/4) Board ................ 129
(13) Schematic Diagram of N (4/4) Board ................ 132
(14) Schematic Diagram of G Board ......................... 138
7-5.
Semiconductors ................................................. 141
8. EXPLODED  VIEWS
8-1.
Screen and Control Panel Block  ...................... 143
8-2.
Cabinet Block .................................................... 144
8-3.
Chassis Block ..................................................... 145
8-4.
Mechaseal Block ................................................ 146
9. ELECTRICAL  PARTS  LIST
............................ 147
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