On 10/06/2014 03:47 PM, Mark LaPierre wrote: > I've been Googeling and experimenting for two days trying to find a way > to deal with the Intel 845-G video chipset in this Dell Dimension 2400. > First, it doesn't have a DVD drive so I have to install from a CD. > When I try to boot into the Live CD I get a video error something like, > Undefined video mode number: 317. It hangs at the splash screen. Lots of solutions for this in google: https://www.google.co.nz/search?q=%22Undefined+video+mode+number%3A+317%22 The driver for that chipset is just the regular intel driver: yum install xorg-x11-drv-intel You never mentioned which version of CentOS you're trying to install. Peter