5-4 Using BIOS Setup and System RecoveryMain MenuThe Main menu contains the various system settings.Information Main Advanced Security Boot ExitSystem Time:System Date:Legacy USB Support:Wireless LAN:Bluetooth:[05:33:08][07/28/2012][Enabled][Last State][Last State]Item Specific HelpView or set systemtime.F1 Help ↑↓ Select Item -/+ Change Values F9 Setup DefaultsEsc Exit ←→ Select Menu Enter Select Sub-Menu F10 Save and ExitSystem Time sets the system time.System Date sets the system date.Legacy USB Support enables or disables the system’s support for Legacy USB devicein DOS mode.Wireless LAN setting this item toWlan on will start the system with the WLANradio on, andLast State will start the system based on the state of WLAN radioduring your last power off.Bluetooth setting this item toBluetooth on will start the system with the Bluetoothradio on, andLast State will start the system based on the state of wireless radioduring your last power off.15