4-42AcerAltos 21000 System Guide4.8 System Security SetupThe Setup program has a number of security features to preventunauthorized access to the system and its data.The following screen appears when you select System Security fromthe main menu:System Security Page 1/1Disk Drive ControlFloppy Drive........... [ Normal ]Hard Disk Drive........ [ Normal ]Setup Password ............ [ None ]Power On Password ......... [ None ]Operation Mode ......... [ Normal ]↑↓ = Move Highlight Bar, → ← = Change Setting, F1 = Help4.8.1 Disk Drive ControlThe disk drive control features allow you to control the floppy drive orthe hard disk drive boot function to prevent loading operating systemsor other programs from a certain drive while the other drives areoperational.