system BIOS, need help.

[Hdx]

I need help, My friends computer is fucked.
the BIOS are "shadowed' and it's not detecting any Harddrives. tested with a known working HD.
Compaq Pasario. New build, got 60~ days ago.
need help fast. searched through the BIOS, couldnt find anythign about shadowing or caching.
I know you need more info, just tell me what it is and how to get it.
~-~(HDX)~-~