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Shahid, Technician
Category: TV
Satisfied Customers: 11242
Experience:  I have been repairing electronic gear since 1993 as a qualified Sony tech
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I have a Sylvania flatscreen HD TV with digital antenna input

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I have a Sylvania flatscreen HD TV with digital antenna input through coax direct to TV. On one digital channel, 5.1, I have no sound. All other channels have sound. When I connect coax to my DVR and change input to the HDMI from the DVR, I get sound on that channel. What could be problem?
Hello, my name isXXXXX'll be happy to assist you,
I'm sorry you are having this difficulty.
Please allow me to ask you a few questions about your TV so that we can troubleshoot the issue.

- Have you tried to press MTS or SAP button on remote while TV is at channel that has no sound?

Please post back how it worked.
Customer: replied 4 years ago.

No, I have not. Remote does not have MTS or SAP button.

Thanks Gary for the reply.

- Can you please get the model number written on back of TV?
Customer: replied 4 years ago.


Thanks for the model info.
Please find Audio button on TV remote and try it while TV is displaying channel that has no sound.
Please post back how it went.
Customer: replied 4 years ago.

Pressed Audio button and selected English and sound came back on. Thank you. XXXXX SAP/MTS effects each channel individually?

Excellent Gary, glad to know it worked.
Yes, each channel saved in TV has own SAP/MTS settings.
I trust my input have helped you out. Please feel free to respond if you have any additional questions.
A positive rating to answer would be greatly appreciated!
Shahid and other TV Specialists are ready to help you