[mythtv-users] No Display

[Douglas Peale]

On 02/06/2011 08:10 AM, Mike McMullin wrote:
> On Sun, 2011-02-06 at 00:00 -0800, Andy wrote:
>> Hi guys,
>> I am in full crisis mode!
>>
>> I just bought a new television and spent about 2 hours mounting it to the wall.  It is an LG 37inch LED LCD TV with 1080p and 120 Hz refresh capable.
>>
>> I finally hooked it up to my mythtv box (which is running 0.24 in a mythbuntu package).  I got a message from the TV saying "No Signal".  I rebooted mythtv and rechecked the connections.  I saw the splash screen displayed, and then the "No Signal" message again.
>>
>> I opened the mythtv box in VNC just to confirm it was on.  It was.  I tried "Play music" and lo and behold, I had sound and picture.  It worked like normal.  But when I exited back to the mythtv menu, I got the "No Signal" message.
>>
>> VLC (which is what I am using to watch videos) gives me a signal which I lose when I exit VLC.  I can watch live TV and recorded programs with the internal player, but I cannot see the desktop or the mythtv.
>>
>> Things I have tried:
>> Changing the resolution.
>> Changing the configuration in the NVIDIA panel (although I'm not sure I know EXACTLY what I was doing in there).
>> Changing my theme.
>> Opening Mythtfrontend while a VLC window is playing (this is the closest to success I have come... I can see the desktop and enter mythtv, but once that VLC window closes, I get the "No Signal"message.
>>
>>
>> Thank you for taking a look at this and for any advice.
>   I was going to ask if you were using nVidia before I read it, I have
> this problem in regards to my monitor.  What I'm doing is turning the
> monitor off and then on, this seems to get it looking for the input
> signal which it then sees, BTW, if you don't see all of the desktop,
> you'll need to adjust the input in the TV's config screen, can't offhand
> remember to what though.
>
Do you have another way to play music than VLC? Try a different sound tool to be sure it is sound related, and not VLC altering
some video detail like frame rate.

I have heard of TVs accepting 59.9 Hz refresh, but rejecting 60 Hz.

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