[mythtv-users] Odd issue with two TVs, Two Video Cards and HDMI

Steven Adeff adeffs.mythtv at gmail.com
Sat Mar 17 12:04:19 UTC 2007

On 3/17/07, Brent <brent at brentnorris.net> wrote:
> Video Cards:
>     ATI Radeon 9550
>     ASUS M2NPV-VM with onboard NVIDIA GeForce 6150
> HDTVs:
>     RCA HD50LPW42 (50 inch DLP Projection TV)
>     Ilo 32inch LCD (My wife is asleep in there, so can't check the model)
> Both TVs have HDMI on them, both video cards have DVI out.
> ATI -> RCA : works
> NVIDIA -> RCA: doesn't work
> NVIDIA -> Ilo: works
> and when I say doesn't work for the NVIDIA/RCA combo, I mean the TV
> doesn't even show up as connected.  In Linux or Windows.  It is like it
> doesn't even exist.  But when I hook the ATI card up, it is detected
> right away in Windows and works.  I don't get it.  How can it be
> detected on one and not the other?  Please help this is breaking my brain.

sounds like, for some reason, the NVIDIA card isn't seeing or reacting
to the EDID data. Some Xorg logs and xorg.conf info would help.

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