[mythtvnz] No Display

[Paulgir]

On Thu, 17 Sep 2015 11:16:13 +1200, David Kirk <davidrkirk at gmail.com>  
wrote:

>
>
> On Thu, Sep 17, 2015 at 7:11 AM Paulgir <paulgir at gmail.com> wrote:
>> On Wed, 16 Sep 2015 14:15:09 +1200, David Kirk <davidrkirk at gmail.com>  
>> wrote:
>>
>>> 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
>>>
>>>Were there any changes you needed to make to the commands posted on  
>>> the Kodi page to make them work for Mythtv?
>> -Paul
>
> Hi Paul,
>
> There were two things I had to do differently.
>
> To kill my X session I did
>
> ps aux | grep xdg
>
> Then I killed the xdg process.
>
> Step 4 says to find the string "ConnectedMonitor" in xlog.txt.  I  
> couldn't find that in my xlog.txt.
>
> A manual look at that file found this line.
>
> (--) NVIDIA(0):     MARANTZ JAPAN, INC. marantz-AVR (DFP-1) (boot,  
> connected)
>
> I took note of that when I updated my xorg.conf.
>
>        Option  "ConnectedMonitor" "DFP-1"
>        Option  "CustomEDID" "DFP-1:/etc/X11/edid.bin"
>        Option  "IgnoreEDID" "false"
>        Option  "UseEDID" "true"
>
> David
Thanks for the tips.

Paul
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