ASUS notebook drive does not show that the system how to re –

ASUS notebook drive in my computer can not show that, I do not know why, how to reinstall the system.

You from the Internet under Xp sp3 a system disk, and then the whole thing with the ISO file decompression in the disk D, such as D:\ XPSP3.
Dwarves and then loaded a pure DOS program, start the interface on a number of dwarves pure DOS systems.
to do a good job in the related back-up, the DOS system to enter into D:\ XPSP3 \ I386 folder, run winnt order on the hard drive can be installed.that should be on software, from the Device Manager to look inside, If the drive is no bad words should be able to, ah, if only out of another drive or buy an external drive.Take a look at the bios is not in the drive to a locked, take a look at the Device Manager, is not a drive by disabled the