Re: Dual display with Fedora 11

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On Sat, 2009-10-03 at 18:26 -0700, Dave Close wrote:
> I have a small Acer desktop with two video connectors. The onboard
> chip is an Nvidia GF7100 with a VGA connector. The addin PCIe board
> has an Nvidia G100 with an HDMI connector. I have identical monitors
> attached to both connectors.
> 
> The Windows which came with the box has no trouble automatically
> recognizing and using both monitors. Of course, that is of no interest
> to me except to verify the hardware is working and connected properly.
> I want both monitors to work with Fedora 11.
> 
> My installation has Gnome, KDE, and XFce4. None of them seem to
> recognize that the box even has a second video interface. The monitor
> they use is the one attached to the addin board but the one that
> system-config-display reports under "hardware"/"video card" is the
> GF7100. Selecting "use dual head" and then "second video card" shows
> only "====".
> 
> lshw reports both video adapters. It shows GF7100 for the onboard chip
> but only shows the PCI numbers for the G100, not the name.
> 
> I have tried manual editing of xorg.conf. Now system-config-display
> says it is running in dual head mode but still doesn't show a second
> display adapter. And the second display is still dark.
> 
> I have selected the nvidia driver for the GF7100 but vesa for the
> G100. The nvidia driver doesn't seem to recognize the G100 and X
> refuses to start if I try to use it.
> 
> Can anyone tell me the secret incantation I need to get this working?


have you tried using gnome-display-properties, I use my laptop monitor
and an external monitor at work.. maybe it will find the complex setup?

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