KV-PG21P10
RM-952
– 3 –
TABLE OF CONTENTS
SELF DIAGNOSTIC FUNCTION ...................................
4
1. GENERAL .................................................................
7
2. DISASSEMBLY
2-1. Rear Cover Removal ............................................... 11
2-2. Speaker Removal .................................................... 11
2-3. Chassis Assy Removal ............................................ 11
2-4. F Board Removal .................................................... 11
2-5. Service Position ...................................................... 11
2-6. Terminal Bracket Removal ..................................... 11
2-7. Replacement Of Parts ............................................. 12
2-7-1. Replacement of Light Guide ........................ 12
2-7-2. Replacement of Power Button ..................... 12
2-8. Picture Tube Removal ............................................. 12
3. SET-UP ADJUSTMENTS
3-1. Beam Landing ......................................................... 13
3-2. Convergence ............................................................ 14
3-3. Focus Adjustment .................................................... 16
3-4. G2 (SCREEN) and White Balance Adjustments ... 16
4. CIRCUIT ADJUSTMENTS
4-1. Adjustment With Commander ................................ 17
4-2. Adjustment Method ................................................ 17
4-3. Picture Quality Adjustment .................................... 22
4-4. Deflection Adjustment ............................................ 22
4-5. A Board Ajustment After IC003 (MEMORY)
Replacement ............................................................ 22
4-6. Picture Distortion Adjustment ................................ 23
Section
Title
Page
Section
Title
Page
5. DIAGRAMS
5-1. Block Diagram ........................................................ 25
5-2. Circuit Boards Location .......................................... 27
5-3. Schematic Diagram ................................................. 28
(1) Schematic Diagram of A (1/2) Board ............... 29
(2) Schematic Diagram of A (2/2) Board ............... 31
(3) Schematic Diagram of CV Board ..................... 33
(4) Schematic Diagram of F Board ........................ 34
5-4. Voltage Measurement ............................................. 35
5-5. Waveforms .............................................................. 38
5-6. Printed Wiring Boards and Parts Location ............. 39
5-7. Semiconductors ....................................................... 43
6. EXPLODED VIEWS
6-1. Picture tube and Chassis ......................................... 44
7. ELECTRICAL PARTS LIST ....................................
45
Summary of Contents for TRINITRON KV-PG21P10
Page 24: ... 24 KV PG21P10 RM 952 MEMO ...
