help me fix my asus xu31e now it says error loadind operating system

[barakabarak54]

When I switched on my asus xu31e laptop it shows Aptio setup utility and it wont scroll up or down i
only can switch to right and left

 

[hang-the-9]

Try re-seating the hard drive. Does it see the drive in the BIOS? It may be a failed drive that needs to be replaced.