
– 3 –
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
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