> Steven Chall wrote: > > I've just installed CentOS 6.2 on an HP xw8600 with two NVidia GeForce > > 8800 GT video cards in it. I have two Dell monitors than ran configured > > as a single contiguous desktop when this was a Windows 7 machine. I've > > only been able to access one of the two monitors under CentOS, although > > the system demonstrates some awareness of the second GPU/monitor, because > > the second monitor shows the standard CentOS 6 image while the machine is > > running. In addition, when it's starting up or shutting down a large wait > > cursor is displayed in that second monitor, and also shows the message > > "shutting down..." when that's going on. However, the Display applet in > > the System | Preferences panel menu shows only the one monitor, and > > hitting the Detect Monitors button doesn't help. Just to test the > > obvious, I switched the DVI cables coming out of the two video cards and > > as you'd expect what shows in the two monitors is also switched. > <snip> > Either install the proprietary NVidia driver, d/l from their website, by > hand, or install kmod-nvidia from elrepo, which will build it > automagically. In either case, it will install an NVidia control panel in > your menus, and you can select twinview. > > mark, on a Dell Precision with that as he types > <snip> +1 -- b.j. mcclure <keepertoad at bellsouth.net>