If it skips Windows and goes back to boot again, the hard disk may not be working properly. Power up again and press Function 2 or whichever key gets you into the BIOS and see if the hard disk is listed as a component.
If it skips Windows and goes back to boot again, the hard disk may not be working properly. Power up again and press Function 2 or whichever key gets you into the BIOS and see if the hard disk is listed as a component.