What to do if my Sony Trinitron KV-AR212M83 has no picture and no sound?
If your Sony TV shows no picture and produces no sound, first check that the power cord, antenna, and VCR are properly connected. Also, ensure the TV is turned on by pressing the power button. If it's still not working, try turning the TV off using the main power switch for about five seconds, and then turn it back on.
How to fix a snowy picture and noisy sound on my Sony Trinitron KV-AR212M83 TV?
If your Sony TV is showing a snowy picture and has noisy sound, start by checking the antenna cable and its connections at the TV, VCR, and the wall. If the connections are secure, the issue might be with your antenna setup or channel presetting. Contact a Sony dealer for advice. You can also try to display the “Channel Setup” menu and select “Manual Program” to preset the channel again. Also, if the signal transmission is low, display the “Channel Setup” menu and set the “Signal Booster” to “Auto” from “Manual Program”, or try using an external booster.
Why is my Sony Trinitron KV-AR212M83 TV picture distorted with noisy sound?
If your Sony TV displays a distorted picture and noisy sound, it may be due to broadcast signals that are too strong. If you're using an external booster, try turning it off or disconnecting it. Alternatively, you can access the “Channel Setup” menu and set the “Signal Booster” to “Off” from “Manual Program”.
What to do if my Sony Trinitron KV-AR212M83 has good picture but noisy sound?
If your Sony TV has a good picture but noisy sound, the TV system setting might be inappropriate. Try displaying the “Channel Setup” menu and selecting the appropriate “TV System” from “Manual Program”.
Explains diagnostic codes indicated by the standby light.
Adjusting electron beam alignment for proper picture geometry.
Aligning electron beams for a sharp image.
Adjusting electron beam focus for picture clarity.
Adjusting screen grid voltage for brightness.
Performing adjustments using the remote commander.
General procedure for making adjustments via service mode.
Adjusting picture parameters like PMAX, Contrast, and Color.
High-level overview of the TV's functional blocks.
Identifies the physical location of major circuit boards.
Detailed circuit diagrams with explanations of symbols.
Shows the chassis assembly and its parts.
List of capacitors used in the TV with part numbers and specifications.
Explains diagnostic codes indicated by the standby light.
Adjusting electron beam alignment for proper picture geometry.
Aligning electron beams for a sharp image.
Adjusting electron beam focus for picture clarity.
Adjusting screen grid voltage for brightness.
Performing adjustments using the remote commander.
General procedure for making adjustments via service mode.
Adjusting picture parameters like PMAX, Contrast, and Color.
High-level overview of the TV's functional blocks.
Identifies the physical location of major circuit boards.
Detailed circuit diagrams with explanations of symbols.
Shows the chassis assembly and its parts.
List of capacitors used in the TV with part numbers and specifications.
General| Display Technology | CRT |
|---|---|
| Screen Size | 21 inches |
| Screen Aspect Ratio | 4:3 |
| Audio Output | Mono |
| TV Standard | PAL/SECAM |
| Sound Output | 1W |
| Inputs | RF, Composite |
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