DISK BOOT FAILURE, INSERT SYSTEM DISK AND PRESS ENTER

[muppettony]

I got a virus on my Compaq desktop, and now every time i try to turn it on it says "DISK BOOT FAILURE, INSERT DISK AND PRESS ENTER". but nothing appears before it says that so i cant change my boot options. Please help.

 

[ksiemb]

I got a virus on my Compaq desktop, and now every time i try to turn it on it says "DISK BOOT FAILURE, INSERT DISK AND PRESS ENTER". but nothing appears before it says that so i cant change my boot options. Please help.

Can't 2nd guess what a virus may have done.
Install your OS to a new hard drive.