Dell Precision T7500 (Early 2009) - Manual (Page 24)

The system setup screens display the current setup information and settings for your computer, such as:
System configuration
Boot order
Boot (start-up) configuration
Basic device configuration settings
System security and hard drive password settings
System Setup Navigation Keystrokes
Use the following keystrokes to navigate the BIOS screens.
Navigation Keystrokes
Action Keystroke
Expand and collapse field , left- and right-arrow keys, or +/–
Expand or collapse all fields < >
Exit BIOS —Remain in Setup, Save/Exit, Discard/Exit
Change a setting Left- and right-arrow keys
Select field to change
Cancel a modification
Reset defaults or Load Defaults menu option
NOTE: Depending on your computer and any installed devices, the items listed in this section may or may not
appear.