Dell™ Latitude™ E6420 XFR Service ManualPage 76Option DescriptionDrives Allows you to configure the SATA drives on board. The options are:• SATA-0• SATA-1• SATA-4• SATA-5Default Setting: All drives are enabled.VideoOption DescriptionLCD Brightness Allows you to set the display brightness depending on the power source (On Batteryand On AC).Enable Optimus This option enables or disables the Nvidia Optimus Technology applicable to Windows7 only.SecurityOption DescriptionAdmin Password Allows you to set, change, or delete the administrator (admin) password.Default Setting: Not setNOTE: You must set the admin password before you set the system or harddrive password.NOTE: Deleting the admin password automatically deletes the systempassword and the hard drive password.NOTE: Successful password changestake effect immediately.System Password Allows you to set, change, or delete the system password.Default Setting: Not setNOTE: Successful password changestake effect immediately.Internal HDD-0 Password Allows you to set or change the system's internal hard-disk drive.Default Setting: Not setNOTE: Successful password changestake effect immediately.Password Bypass Allows you to enable or disable the permission to bypass the System and the InternalHDD password, when they areset. The options are:• Disabled• Reboot bypassDefault Setting: DisabledPassword Change Allows you to enable the disable permission to the System and Hard Drive passwordswhen the admin password isset.Default Setting: Allow Non-Admin Password Changes is selectedStrong Password Allows you to enforce the option to always set strong passwords.Default Setting: Disabled