Do you have a question about the Sony TRINITRON KV-21M3A and is the answer not in the manual?
Details on the Super Trinitron picture tube size and measurement.
Description of available input/output connectors on the TV set.
Specifications for the TV's sound output power.
Physical dimensions of the television set.
Physical weight of the television set.
List of items included with the television.
Additional functionalities and features of the television.
Step-by-step guide for initial setup and basic operations.
Guide for connecting external aerial and VCR to the television set.
Procedure for automatically tuning and storing available TV channels.
Instructions for accessing and using the Teletext service.
Guide for adjusting picture settings like colour, brightness, and sharpness.
Instructions for setting the automatic TV sleep timer.
Explanation of the automatic standby feature for TV mode.
Steps to manually preset up to 100 TV channels.
How to skip unused programme positions during channel selection.
Procedure for fine-tuning stored TV channels for optimal reception.
Guide for changing the order of channels on the TV.
Instructions for connecting external audio/video equipment.
Guide for connecting headphones to mute speaker sound.
Solutions for common picture and sound problems.