It sounds like you need the driver for the hard disk controller or to make a
change in the BIOS concerning the hard drive. Have you asked HP for
assistance?

"sherazqurban" <sherazqurban.35fvs0@no-mx.forums.net> wrote in message
news:sherazqurban.35fvs0@no-mx.forums.net...[color=blue]
>
> Hi,
>
> i have problem when i try to install windows xp. i have laptop hp
> parvilion dx6650us entertainment notbook pc, vista install on it but i
> want to install windows xp.
> when windows xp boot i got this message.
>
> Setup did not find any hard disk drives installed in your computer.
> Make sure any hard disk drives are powered on and properly connected to
> your computer, and that any disk-related hardware configuration is
> correct. This may involve running a manufacturer-supplied diagnostic or
> setup program. Setup cannot continue. To quit Setup, press F3.
>
> is there any solution so that i can install windows xp.
>
> sheraz
>
>
> --
> sherazqurban[/color]