American Megatrends Apollo IV User Manual page 66

Anti-Virus
When this icon is selected from the Security section of the WINBIOS Setup
main menu, AMIBIOS issues a warning when any program (or virus) issues a
Disk Format command or attempts to write to the boot sector of the hard disk
drive. The settings are Enabled or Disabled. If enabled, the following appears
when a write is attempted to the boot sector. You may have to type N several
times to prevent the boot sector write.
Boot Sector Write!!!
Possible VIRUS: Continue (Y/N)? _
The following appears after any attempt to format any cylinder, head, or
sector of any hard disk drive via the BIOS INT 13 Hard Disk Drive Service:
Format!!!
Possible VIRUS: Continue (Y/N)? _
62 Apollo IV PCI Pentium ISA Motherboard User's Guide