3 Server Blades: Setup and Installation168While the BIOS is in control, the Se tup program can be activated in oneof two ways:1. By pressing immediately after turning the system on, or2. When the message Press the key to enter Setup appears brieflyat the bottom of the screen duri ng the POST, press the key toactivate the main SETUP menu:Main BIOS SetupAll Main Setup options are described in this section.Use the UP /D OWN arrow keys to move among the different settings ineach menu. Use the LEFT /RIGHT arrow keys to change the options foreach setting.Press the SC> key to exit the CMOS SETUP menu. The next sectiondescribes in detail how to navigate through the menus.Items that use sub-menus are indicated with the icon. With the itemhighlighted, press the NTER> key to access the submenu.Menu options found in the MAIN BIOS SETUP menu are shown inFigure 3-109 and described thereafter.