[Cialug] HDMI from Linux

David Champion dchamp1337 at gmail.com
Tue Oct 14 17:20:43 CDT 2014


It's a hdmi handshake bug in ubuntu. There are several fixes listed here.

https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-331/+bug/1308105

-dc

On Tue, Oct 14, 2014 at 5:09 PM, L. V. Lammert <lvl at omnitec.net> wrote:

> Ran into an interesting problem this afternoon - I have a new Envy laptop,
> and it connects HDMI just fine to our Viewsonic projector (SuSE 13.1) at
> full resolution (16x9, 1080p).
>
> Tried to connect to the HDMI input at a presentation, .. the laptop
> showed the new display just fine but indicating "null" for the display
> type. The AV chap said they never saw any video! Tried Extend, tried
> Mirroring, .. no difference. When the cable was connected, Gnome showed
> "null" for the display type - would that prevent the system from
> connecting properly? Is there any way around it?
>
>         TIA!
>
>         Lee
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