[mythtvnz] No Display

[David Kirk]

On Tue, Sep 15, 2015 at 5:34 PM Stephen Worthington <
stephen_agent at jsw.gen.nz> wrote:

> On Tue, 15 Sep 2015 15:35:48 +1200, you wrote:
>
> >On Tue, 15 Sep 2015 13:04:56 +1200, David Kirk <davidrkirk at gmail.com>
> >wrote:
> >
> >>
> >>
> >> On Tue, Sep 15, 2015 at 12:04 PM Paulgir <paulgir at gmail.com> wrote:
> >>> On Tue, 15 Sep 2015 11:24:51 +1200, Nick Rout <nick.rout at gmail.com>
> >>> wrote:
> >>>
> >>>>
> >>>>
> >>>> On Tue, Sep 15, 2015 at 11:15 AM, Paulgir <paulgir at gmail.com> wrote:
> >>>>> On Tue, 15 Sep 2015 10:39:40 +1200, David Kirk <davidrkirk at gmail.com
> >
> >>>>> wrote:
> >>>>>
> >>>>>> Hi,
> >>>>>>
> >>>>>> I've upgraded my MythTV box.  It is a backend/frontend with an
> >>>>>> HVR2200 tuner card and nVidia GT220 graphics card.  I have an
> >>>>>> >>>>>HDMI connection from the GT220 to my Marantz home theatre
> >>>>>> system which in turn has an HDMI connection to my TV.
> >>>>>>
> >>>>>> It was running Mythbuntu 12.04.  I have done a fresh install of
> >>>>>> Mythbuntu 14.04.  I've restored the old database and mounted
> >>>>>> >>>>>the hard drives with my recordings.  Everything seems to be
> >>>>>> running fine with one exception.
> >>>>>>
> >>>>>> I turn off my TV and home theatre system when I'm not watching
> >>>>>> anything.  When I turn them back on, the MythTV frontend
> >>>>>> >>>>>doesn't display.  I never had this problem on the old version
> >>>>>> with the same hardware.
> >>>>>>
> >>>>>> I can press Ctl-Alt-F1 and I can see the login prompt, but when I go
> >>>>>> back to Ctl-Alt-F7 I still can't see anything.
> >>>>>>
> >>>>>> The only way I can get the display back is to either reboot or press
> >>>>>> Ctl-Alt-Backspace to kill the X server.
> >>>>>>
> >>>>>> Does anyone have any ideas on how to fix it so when I power on my
> >>>>>> home theatre system the frontend is displayed?
> >>>>>>
> >>>>>>
> >>>>>> Thanks
> >>>>>>
> >>>>>> David
> >>>>>
> >>>>> I can't help with a solution but I might help with a clue.I'm using a
> >>>>> GT220 too and if I start Mythtv before the tv is on, I >>>>also get a
> >>>>> black screen that requires a reboot to correct.I believe it is
> >>>>> something to do with the GT220 not getting the  EIDI >>>>info from
> >>>>> the TV during boot up.
> >>>>>
> >>>>> Paul
> >>>>
> >>>>
> >>>> For google assistance that should be EDID.
> >>>>
> >>>> David, you can download the EDID from your TV and hard code it to an
> >>>> xorg.conf file.
> >>>> This problem has been dealt with a million times in the Kodi (XBMC)
> >>>> forums, but they are hard to search. If I find a definitive >>>answer
> >>>> I'll let you know.
> >>>
> >>> LOL  -I googled the term and copied an erroneous post
> >>>
> >>> -Paul
> >>>>
> >>>
> >> Thanks guys.  Your clues led me to this page.
> >> http://kodi.wiki/view/Creating_and_using_edid.bin_via_xorg.conf
> >>
> >> I'll give it a go tonight and let you know how I get on.
> >>
> >>
> >> David
> >I might give this a go ,too
> >cheers
> >Paul
>
> I have a recollection of there being another solution, something about
> killing a task and preventing it from starting so that event of the
> HDMI going away was not monitored.  That was on the mythtv-users
> mailing list.  Sorry I have only a vague recollection of this, as I am
> not affected by the problem and did not follow the thread.
>

I followed those instructions yesterday and it has fixed my problem.  Step
4 didn't work for me, but looking at the xlog.txt file I found my Marantz
home theatre system on DFP-1.


Thanks

David
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