2011/4/5 Jimmy Bradley <bmobile40 at ocellaris.net>: > This isn't specifically about cent os, but I am running cent os on > this machine. I've got a Dell Dimension 2400 desktop pc. I've tried on a > number of occasions to put a second hard drive in the machine, but I > can't get the machine to recognize the second drive in BIOS. I'm going > to try and keep this short and sweet. I've tried all that I know to try. > I've set the jumpers on the drives to master and slave, I've tried > setting the jumpers to cable select. I've changed the IDE ribbon cable. > As far as I know, I've done all the trouble shooting steps that you'd do > when having this problem. > The only conclusion I can come up with, is that it's the BIOS. The > one thing I haven't done is flash the BIOS, and I'm reluctant to do > that. One other thing that I did try, was on the secondary IDE, I tried > connecting a second CD drive, and the BIOS would not see it either. > The machine will only see the drives that are connected to what would be > the Master drive connection on the ribbon cable. > Anyone have any ideas? Linux only uses bios for booting, so it is not needed on Linux. for cabling ide in same cable: 1st driver for master jumper and second using slave jumper. br, -- Eero, RHCE