Dell Vostro 1540 Owner's Manual page 72

Options Field
Help
Use the following keys to navigate through the System Setup screens:
Keystroke
< F2 >
< Esc >
< Up Arrow > or <
Down Arrow >
< Left Arrow > or <
Right Arrow >
– or +
< Enter >
< F9 >
< F10 >
72
> and < Right Arrow > keys to navigate. As a Menu option is
highlighted, the Options List lists the options that define the
hardware installed on your computer.
Appears on the right side of Options List and contains
information about each option listed in the Options List . In this
field you can view information about your computer and make
changes to your current settings. Press < Enter> to make
changes to your current settings. Press <ESC> to return to the
Options List.
NOTE: Not all settings listed in the Options Field are
changeable.
Appears on the right side of the System Setup window and
contains help information about the option selected in Options
List .
Action
Displays information on any selected item in the System Setup.
Exit from current view or switch the current view to the Exit
page in the System Setup.
Select an item to display.
Select a menu to display.
Change existing item value.
Select the sub menu or execute command.
Load setup default.
Save current configuration and exit System Setup.