Video Output. What to choose, what it does.

  • Hi,


    I had a big scare the other day when I changed the video output of the receiver to 2160 just to try if it works with

    a 4K TV channel, H7C with OpenATV connected to a 1080 TV/monitor - I'm buying a 4K TV soon, I guess - and the

    video lasted just one second and then went black screen... so suddenly I got no more video from the receiver, I

    couldn't change back the video output to 1080. What a scare!


    Then, without a 4K TV the receiver was "dead" and couldn't be used anymore. Thank god I remembered that I

    saved the configuration settings of the receiver and kept a copy of it on my PC, so I thought to upload the

    settings file only to the receiver via FTP, and this, after powering it off and back on again brought back the video

    image.


    Now, if I hadn't had the settings file and a PC to upload it, could I have done anything to recover the video image?


    Also, why did this happen? Shouldn't the receiver have gone back to 1080 resolution if it noticed that there was not

    a TV/monitor connected to it with a 2160 resolution? Isn't there an automatic mode that does this? Without this,

    users without a PC and having saved the configuration settings, changing resolutions could be a disaster...


    Another thing. What does changing video output actually do? Does it downgrade the image? And what resolution

    should I use with a 4K TV? If the receiver is set at 1080 output and 50H, would a 4K channel look worse on a 4K TV

    than if the video output is set at 2016? Or this only depends on the video quality and not on the resolution set?


    And, does a higher video output resolution consumes more CPU and energy or will it be the same? Just curious...


    Thanks.


    Cheers.

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