Is Audio Supported Over HDMI?

Anonymous
2012-11-01T01:31:37+00:00

I connected my Surface via HDMI to watch some movies on the home theater system, but I'm only hearing sound through the Surface speakers. How do I get audio to go through HDMI so that I can use my nice home theater sound system?

Surface | Other

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Anonymous
2015-05-18T19:38:24+00:00

Hi all.

I found probably a solution. When I connected the HDMI I only heard the sound in the surface and at the sound devices box the HDMI option won't appear, so I get in into Device Manager and Right click on my Surface and Scan for HW changes, then the sound starts to listen on the Home Theater. I expect this probably works in most of cases like me.

Regards.

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Anonymous
2014-02-05T22:28:27+00:00

Greetings all,

Please contact the manufacturer of you television for furthers support and possible firmware updates.  This feature works with other TVs.

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Anonymous
2017-01-21T11:11:37+00:00

Use the Sound applet in control panel to check what audio devices are installed. If you have a choice make sure the right one is selected.

With 11 pages on this thread and it is already answered few are going to see your question and have you read it through and looked at the possible solutions? If you have then it might be better to start your own question.

Detail what you have tried and what your hardware is, with laptops because everything is on the motherboard getting audio onto the HDMI is normally inbuilt but with desktops it could be different. Even with a desktop if you are using an integrated HDMI/sound card then that is the same as a laptop but if you have a discrete graphics/sound interface then that requires different settings.

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  1. Anonymous
    2012-11-09T18:55:47+00:00

    HDMI does not have separate conductors for audio which forms an integral part of the data stream so it should not matter what cable is used. The data is actually SPDIF.

    In desktops some graphics cards with HDMI have their own sound card which appears in device manager. In a few cases those without a sound card have a small 2 pin header to allow the sound card SPDIF data to be added to the video data stream and quite a few motherboards have the matching header to allow the on-board audio to be used.

    If WhyJoe has audio on his system then it is hardwired inside the Surface and should work on all of them but I have found considerable variation with how TVs use the audio. Some have the ability to turn off the HDMI audio in case the source is actually connected to a HiFi system.

    I have a TV at home that has no HDMI just a DVI port but when I connect a device to it via a HDMI to DVI adapter I get audio, clever seeing as the DVI spec does not include audio.

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  2. Anonymous
    2012-11-09T14:53:01+00:00

    WhyJoe, what cable hdmi do you use? Do you have the one sold by Microsoft store or a generic one? Does the hdmi driver appear in the sound setting when you use the cable?

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