Asus SK8V - Manual (Page 102)

4-40 Chapter 4: BIOS Setup
To change the user password, follow the same steps as in setting a user
password.
Clear User Password
Select this item if you wish to clear the user password.
Password Check [Setup]
When set to [Setup], BIOS checks for user password when accessing the
Setup utility. When set to [Always], BIOS checks for user password both
when accessing Setup and booting the system. Configuration options:
[Setup] [Always]
Boot Sector Virus Protection [Disabled]
Allows you to enable or disable the boot sector virus protection.
Configuration options: [Disabled] [Enabled]