Table Of Contents - Sony KV-BT212M40 Service Manual

KV-BT212M40/M50/M70/M80/M90/N80
Section
Self Diagnostic Function .............................. 3
1. DISASSEMBLY
1-1. Rear Cover Removal ................................................. 6
1-2. Speaker Removal ...................................................... 6
1-3. Chassis Assy Removal .............................................. 6
1-4. Service Position ........................................................ 6
1-5. Terminal Bracket Removal ....................................... 6
1-6. A Board Removal ...................................................... 6
1-7. Picture Tube Removal ............................................... 7
2. SET-UP ADJUSTMENTS
2-1. Beam Landing ........................................................... 8
2-2. Convergence .............................................................. 9
2-3. Focus Adjustment .................................................... 11
2-4. G2 (SCREEN) Adjustments ................................... 11
2-5 White Balance Adjustment ..................................... 11
2-6 Sub Bright Adjustment ........................................... 11
3. CIRCUIT ADJUSTMENTS
3-1. Adjustment With Commander ................................ 12
3-2. Adjustment Method ................................................ 13
3-3. Picture Quality Adjustment .................................... 31
3-4. Deflection Adjustment ............................................ 31
3-5. Picture Distortion Adjustment ................................ 32
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 RM-W150

TABLE OF CONTENTS

Title
CAUTION
Page Section
4. DIAGRAMS
4-1. Block Diagram ........................................................ 34
4-2. Circuit Boards Location .......................................... 35
4-3. Schematic Diagram Information ............................ 35
4-3-1. C Board Schematic Diagram ....................... 36
4-3-2. A Board — Processor (Block 001) .............. 37
4-3-3. A Board — Audio (Block 002) .................... 39
4-3-4. A Board — Power Supply (Block 003) ....... 41
4-3-5. A Board — Deflection (Block 004) ............. 43
4-3-6. A Board — Tuner (Block 005) .................... 45
4-3-7. A Board — Jack (Block 006) ...................... 47
4-3-8. A Board — Heat Sink (Block 007) .............. 49
4-4. Voltage Measurement and Waveforms ................... 50
4-5. Printed Wiring Boards and Parts Location ............. 53
4-6. Semiconductors ....................................................... 56
5. EXPLODED VIEWS
5-1. Chassis ..................................................................... 58
6. ELECTRICAL PARTS LIST .................................... 60
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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