Table Of Contents - Sony TRINITRON KV-20M20 Service Manual

TABLE OF CONTENTS
Section Title Page - Section Title Page
1. GENERAL 4. SAFETY RELATED ADJUSTMENT............. 17
Connecting the TV ......... 0.0... cee ee eee 5
Using the Remote Control ....................- 6 5. CIRCUIT ADJUSTMENTS
Setting Up Channels ..............0 0000 e ee aes 6 5-1. Electrical Adjustment by Remote Commander . .19
Watching the TV «1.0... eee eee 7 5-2. A Board Adjustments .................... 21
Using the Video Menu ............. 00 cee eee eee 8
Additional Features .............. 0... e eee eee 9 6. DIAGRAMS
Selecting Stereo or Bilingual Programs (MTS) 6-1. Block Diagrams .... 0.0.0.0... cece eee 23
Selection Caption Vision 6-2. Circuit Boards Location ...............0005 27
Customizing the Channel Number Buttons 6-3. Printed Wiring Boards and Schematic Diagrams . . .28
Listening with Headphones © A Boat snes speci aoe ceeded wes ee iw ated 28
@C Board yoo iee ss ee ea ee Set eae Be 36
2. DISASSEMBLY 6-4. Semiconductors 2... . 0... eee eee 36
2-1. Rear Cover Removal ..............0 2 eee ee 11
2-2. A Board Removal ................ 0002 eee 11 7. EXPLODED VIEWS
2-3. Service Position ......... 0.0.0.0... eee eee 1 T=1e Chassis: xi: 08 Basia ceed aah CAG k aa Bee 37
2-4, Picture Tube Removal ...............0000- 12
8. ELECTRICAL PARTS LIST
3. SET-UP ADJUSTMENTS
3-1.Beam Landing .......... 0c cece eee 13
3-2. Convergence ........ 2... eee eee eee eee 14
B23. FOCUS © 2.4.55. Rec cha ets eR chava asses ahaa aes 16
3-4. Screen (G2)... . kee ees 16
3-5. Method of Setting the Service Adjustment Mode . .16
3-6. White Balance Adjustment ................ 16
(CAUTION)
WARNING!!
AN ISOLATION TRANSFORMER
SHOULD BE USED DURING
ANY SERVICE TO AVOID
POSSIBLE SHOCK HAZARD, BECAUSE OF LIVE CHASSIS.
THE CHASSIS OF THIS RECEIVER IS DIRECTLY CONNECTED TO THE AC POWER LINE.
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. RE-
PLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT AD-
JUSTMENTS THAT ARE CRITICAL TO SAFE OPERATION ARE IDENTIFIED IN THIS
MANUAL. FOLLOW THESE PROCEDURES WHENEVER CRITICAL COMPONENTS ARE
REPLACED OR IMPROPER OPERATION IS SUSPECTED.