1 How To Restore Win XP on YLM Machine What you need : A “Recovery CD” that shipped with YLM CNC , a brand new hard disk and a computer guy. Replace the old hard disk with a new one (10GB or Higher). 2 Restart computer and Press “DEL” button to enter SYSTEM BIOS when prompted in computer start up. In “BIOS FEATURE SETUP” 3 Change the Boot Sequence to “C,CDROM,A” , Press “ESC” button a