To getting int the Bios of the PC, varies in different
machiens, When the machine boots up you will see " press
delet for setup, for some machine, New Dell if you press
F2 when boot up will take you to the bios, some of the old
dell you have to press " Ctrl+Enter" to get into the Biod,
most of the generic is hit the " DELET " key to bios. Hop
this is what you are looking for.
