To Next PageTo Next Page
Need help?Do you have a question about the Sony Trinitron KV-20S90 and is the answer not in the manual?
Contains specific cautions, warnings, and attention notes regarding electrical hazards and component safety.
Describes how to test for AC leakage current from exposed metal parts to ground.
Explains methods to identify a proper earth ground connection for testing.
Details how STANDBY/TIMER LED flashes indicate specific error causes and symptoms.
Covers bringing up, handling, clearing, and quitting the self-diagnostic screen display.
Step-by-step instructions for removing the TV's rear cover.
Instructions for removing the main chassis assembly from the TV.
Illustrates how to position the TV for service access.
Detailed procedure for safely removing the CRT picture tube.
Explains the critical steps for safely removing the anode cap from the picture tube.
Provides guidelines on safely handling and removing the anode cap without damage.
Instructions for adjusting the TV's beam landing for proper picture alignment.
Step-by-step guide for performing static and dynamic convergence adjustments.
Instructions for adjusting the picture focus for optimal clarity.
Procedure for adjusting the screen (G2) control for proper picture brightness.
Explains how to enter and navigate the TV's service adjustment mode.
Details the process for adjusting the TV's white balance for accurate color reproduction.
Procedure for confirming and readjusting component R582 related to HV hold-down.
Steps to confirm and adjust the B+ voltage for safe operation.
How to enter the service adjustment mode using the remote control.
Procedure to confirm that adjustments have been saved to memory.
Identifies buttons on the remote and their functions within the service mode.
Specific adjustments related to the A board of the TV.
Shows the physical locations of the main circuit boards within the TV.
Explains how to interpret schematic diagrams and PWB layouts.
Presents the overall block diagram and schematic of the TV's internal systems.
Detailed schematic diagram of the TV's A board.
Detailed schematic diagram of the TV's C board.
Illustrates common semiconductor components used in the TV.
Exploded view of the TV chassis with part numbers.
Lists included accessories and packaging materials.
Details the remote commander and its battery requirements.
Lists important safety measures for operating and handling the TV.
Covers overloading, liquid entry, cleaning, attachments, and installation near water.
Emphasizes proper ventilation and power cord care.
Details grounding, antenna installation, and lightning surge protection.
Conditions under which the TV should be unplugged and serviced by professionals.
Advises against self-servicing due to potential hazards.
Stresses using manufacturer-specified replacement parts.
Importance of post-service safety checks and proper disposal.
Highlights key features of the Sony Trinitron TV.
Instructions for inserting and handling remote control batteries.
Explains how to use the manual for setup and operation.
Instructions for connecting the TV to antenna or CATV cable.
How to connect external devices like VCRs and cable boxes.
Specific connection steps for a TV and VCR setup.
Instructions for connecting the TV to a cable box.
Combined connection guide for TV, VCR, and cable box.
Steps to connect a camcorder using audio/video cables.
How to connect headphones to the TV.
Guides on automatically programming TV channels.
Provides a quick overview of available on-screen menu settings.
Steps to enter the TV's main menu.
Details on adjusting picture settings via the VIDEO menu.
Explains the Multi-Channel TV Sound (MTS) options in the AUDIO menu.
Instructions for setting the clock and ON/OFF timer functions.
Guide to setting up channels, parental controls, and language.
Options for configuring cable settings, channel fixing, and program scanning.
How to set up parental controls and ratings for TV programs.
Defines rating levels for movies and how to block them.
Options for blocking programs that do not have a rating.
Canadian English program rating system.
Canadian French program rating system.
Reference to US program ratings.
Steps to set the initial parental control password.
How to turn on the parental lock feature.
How to set the TV's rating for blocking content.
Advanced options for setting custom rating restrictions.
Procedure for resetting the parental control password.
How to view programs that exceed the TV's current rating.
Common TV problems and their suggested solutions.
Printing guidelines for standard text pages.
Printing options for full-size and tiled schematic diagrams.
Instructions for printing large schematics on plotters.
Instructions for printing tiled schematics on standard paper.
How to print only a selected portion of a schematic.
General