hard disk wont boot ??

I have a machine that wont take any hard disk’s, when i put the original hard disk in the following message appears:

The following configuration options were automatically updated

Disk 40.0GB WDC WDC400BB-60DGAO
CD ROM: HL.DT.ST CD ROM GCR-8482B
If you are using Unix you need to connfigure your system usin the computer setup utility (F10) HPD530 SFF (DG05A)
[F1 SAVE CHANGES]


Client mac address 00:03

When I put a new hard disk into the original computer a new message comes up and when I put the original hard disk into another computer the same message appears as when i put a new hard disk in the original computer.