System BIOS configuration  7  
 
 
 
NOTE: System Serial Number and Asset Tag are not saved in CMOS. These are not affected when 
CMOS defaults are loaded or CMOS is cleared. 
Navigating through the Setup Utility 
Use the keys listed in the legend bar on the bottom of the Setup screen to access the various menu 
and submenu screens of the Setup Utility. Figure 1 in the previous section shows the legend bar at the 
bottom of the Main menu.
 Table 1 Setup Utility navigation key Setup Utility navigation keys lists these 
legend keys and their respective functions.  
 
Table 1  Setup Utility navigation keys 
Key Function 
← and →  Move between selections on the menu bar. 
↑ and ↓  Move the cursor to the field you want. 
The currently selected field is highlighted. The right side of each menu screen displays the Item 
Specific Help
 panel. This panel displays the help text for the selected field. It updates as you move 
the cursor to each field. 
<+>, <–>  Select a value for the currently selected field if it is user-configurable. 
Press the (+) or (-) keys repeatedly to scroll through each value one at a time, or press the Enter key to 
choose from a pop-up menu that displays all possible values at once. 
A parameter that is enclosed in square brackets [ ] is user-configurable. 
Grayed-out parameters are not user-configurable for one of the following reasons: 
•  The field value is auto-configured or auto-detected. 
•  The field value is informational only. 
•  The field is password-protected. 
Enter  Select a field value or display a submenu screen. 
Tab  Use [ENTER], [TAB] or [SHIFT-TAB] to select a field. 
Esc  When you press this key:  
•  On a primary menu screen, the Exit menu displays. 
•  On a submenu screen, the previous screen displays. 
•  On a pop-up menu, closes the pop-up without making a selection. 
F1  Displays the General Help window. See the Figure 2. 
The General Help window describes other Setup navigation keys that are not displayed on the 
legend bar. 
F9  Loads BIOS default. 
F10  Saves all changes to settings and closes the Setup Utility.