[mythtv-users] Emergency video debug

[Hika van den Hoven]

Hoi Hika,

Friday, January 30, 2015, 2:15:01 PM, you wrote:

> Hoi Ian,

> Friday, January 30, 2015, 1:49:48 PM, you wrote:

>> On Thu, Jan 29, 2015 at 9:23 PM, Nick Rout <nick.rout at gmail.com> wrote:

>>> Have you tried real simple stuff like unplugging and replugging the hdmi
>>> cable?
>>>
>>>
>>>
>> Relative was over watching a Blu-ray with the missus, so I didn't have a
>> chance due to the location of the box. When I was finally able to, luckily
>> the box came back. Just curious, how does that happen? Neither the TV nor
>> the mythbox had been moved. And I did multiple reboots. So what in the
>> physical act of re-plugging makes the change? Is it something like a
>> transient electrical blip causing the issue and then the reconnecting
>> handshake fixing it?

>> Thanks to everyone for all the ideas.

> Unlike the vga-out the other ports are by default disabled on boot.
> Unless a connected screen is detected. Somehow the screen was not
> detected! This can come from bad wiring, bad programming/EDID in the
> screen, the screen simply being OFF or asleep, etc. Therefor it is
> good practice to add that line to your video module load, so you can
> turn the screen on after the computer boots.

Off cause turning the screen on afterwards also means no EDID is read.
So to have that fully function you have to either incorporate your
EDID in the computer or supply the necessary modelines etc. in your
/etc/X11/xorg.conf or /etc/X11/xorg.conf.d/


Tot mails,
  Hika                            mailto:hikavdh at gmail.com

"Zonder hoop kun je niet leven
Zonder leven is er geen hoop
Het eeuwige dilemma
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