Table Of Contents - Sony TRINITRON KV-HW21M80 Service Manual

KV-HW21M80/HW21M83/HW21M80J
Section
SELF DIAGNOSTIC FUNCTION .............................. 3
1. DISASSEMBLY
1-1. 3D Speaker Removal (KV-HW21M83) ................... 6
1-2. Rear Cover Removal ................................................. 6
1-3. Speaker Removal ...................................................... 6
1-4. Chassis Assy Removal .............................................. 6
1-5. Service Position ........................................................ 6
1-6. Terminal Bracket Removal ....................................... 7
1-7. J Board Removal ....................................................... 7
1-8. A Board Removal ...................................................... 7
1-9. Picture Tube Removal ............................................... 7
2. SET-UP ADJUSTMENTS
2-1. Beam Landing ........................................................... 9
2-2. Convergence ............................................................ 10
2-3. Focus Adjustment .................................................... 12
2-4. G2 (SCREEN) Adjustment ..................................... 12
2-5 White Balance Adjustment ..................................... 12
2-6 Sub Bright Adjustment ........................................... 12
3. CIRCUIT ADJUSTMENTS
3-1. Adjustment With Commander ................................ 13
3-2. Adjustment Method ................................................ 14
3-3. Picture Quality Adjustments ................................... 28
3-4. Deflection Adjustment ............................................ 28
3-5. Drive Adjustment .................................................... 29
3-6. Picture Distortion Adjustment ................................ 30
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND
THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD,
OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE
ANODE.
RM-W101

TABLE OF CONTENTS

Title
CAUTION
Page Section
4. DIAGRAMS
4-1. Block Diagram ........................................................ 31
4-2. Circuit Boards Location .......................................... 32
4-3. Schematic Diagram Information ............................ 32
4-3-1. C Board Schematic Diagram ..................... 33
4-3-2. A Board - Processor (Block A) ............... 34
4-3-3. A Board - Audio (Block B) ..................... 36
4-3-4. A Board - Power Supply (Block C) ........ 38
4-3-5. A Board - Deflection (Block D) .............. 40
4-3-6. A Board - Tuner (Block E) ...................... 42
4-3-7. A Board - Jack (Block F) ........................ 44
4-3-8. J Board Schematic Diagram ....................... 46
4-4. Voltage Measurement and Waveforms ................... 48
4-5. Printed Wiring Boards and Parts Location ............. 51
4-6. Semiconductors ....................................................... 54
5. EXPLODED VIEWS
5-1. Chassis ..................................................................... 56
6. ELECTRICAL PARTS LIST .................................... 58
OPERATING INSTRUCTIONS
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK ! ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
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