Dell PowerEdge C5125 - Manual (Page 41)

Using the System Setup Program 41
Save Changes and Exit: Highlight this item and press Enter to save any
changes that you have made in the Setup utility and exit the Setup utility.
When the Save Changes and Exit dialog box appears, press <Y> to save the
changes and exit, or press <N> to return to the setup main menu.
Discard Changes and Exit: Highlight this item and press <Enter> to discard
any changes that you have made in the Setup utility and exit the Setup utility.
When the Discard Changes and Exit dialog box appears, press <Y> to
discard changes and exit, or press <N> to return to the setup main menu.
Discard Changes: Select this item and press <Enter> to discard any changes
you have made without leaving the setup utility.
Load Optimal Defaults: If you highlight this item and press <Enter>, a
dialog box asks if you want to install optimal settings for all the items in the
Setup utility. Press the <Y> key to indicate Yes, and then press <Enter> to
install the optimal settings.
The optimal settings default values are quite demanding and your system
might not function properly if you are using slower memory chips or other
kinds of low-performance components.
Load 2nd Defaults: Load 2nd Default values from NVRAM for all the setup
parameters.
Save 2nd Defaults: Save all the setup parameters to NVRAM as 2nd Default
values.