choose boot from the award bios main menu with the left/right arrow keys. you should see the following display:

award bios attempts to load the operating system from devices specified by the users in a user-specified sequence.
first boot device
this item allows the user to set the first boot-up device. the options are "floppy", "ls120", "hdd", "scsi", "cdrom", "zip100", "usb-fdd", "usbzip", "usb-cdrom", "usb-hdd", "lan" and "disabled".
second boot device
this item allows the user to set the second boot-up device. the options are "floppy", "ls120", "hdd", "scsi", "cdrom", "zip100", "usb-fdd", "usb-zip", "usb-cdrom", "usb-hdd", "lan" and "disabled".
third boot device
this item allows the user to set the third boot-up device. the options are "floppy", "ls120", "hdd", "scsi", "cdrom", "zip100", "usb-fdd", "usbzip", "usb-cdrom", "usb-hdd", "lan" and "disabled".
boot other device
if enabled, this option enables the bios to load the os from another device rather than the ones that have been specified as the first, second and third boot up devices. the settings are "enabled" and "disabled".
virus warning
this item allows the user to choose the virus warning feature for ide hard drive disk boot sector protection. if this function is enabled and someone attempts to write data into this area, the bios will display a warning message and an alarm will sound. the settings are "enabled", and "disabled".
boot up floppy seek
set this option to "enabled" to allow the bios to test floppy drives to determine whether they have 40 tracks or 80 tracks. the settings are "enabled" or "disabled".