Asus NOVA (P20/P22) - Manual (Page 38)

38 Recovering your system
6. After the system recovery is completed, eject the the
Recovery DVD from the optical drive.
7. Restart the system and press <DEL> on bootup to enter the
BIOS setup. Go to Boot > Boot Device Priority and reset the
hard disk drive (may be labeled as “HDD:XXXX”) as the 1st
Boot Device.
8. Press <F10> to save the configuration and reboot the
system.
9. Insert the Support DVD into the optical drive.
10. Click ASUS InstAll - Drivers Installation Wizard from the
Drivers tab and install all the drivers.
It may take some time to reinstall all the drivers. If the
screensaver starts, press any key to bring back the installation
screen.