Asus P5LD2-X/GBL - Manual (Page 95)

ASUS P5LD2-X/GBL 4-37
Clear User Password
Select this item 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]