WAFER-PV-D5253/D4253/N4553 SBCPage 815.4.1 Host BridgeUse the Host Bridge menu (BIOS Menu 12) to configure the host bridge chipset.Aptio Setup Utility – Copyright (C) 2010 American Megatrends, Inc.Chipset******* Memory Information ********Memory Frequency 667 MhzTotal Memory 2048 MBDIMM#0 2048 MBDIMM#1 Not present---------------------: Select Screen : Select ItemEnterSelect+/-: Change Opt.F1 General HelpF2 Previous ValuesF3 Optimized DefaultsF4 Save & ExitESC ExitVersion 2.02.1205. Copyright (C) 2010 American Megatrends, Inc.BIOS Menu 12:Host Bridge Configuration5.4.2 South BridgeUse the South Bridge menu (BIOS Menu 13) to configure the Southbridge chipset.Aptio Setup Utility – Copyright (C) 2010 American Megatrends, Inc.ChipsetAuto Power Button Function [Enabled]HD Audio Controller [Enabled]USB Function [Enabled]USB 2.0(EHCI) Support [Enabled]Set Spread Spectrum function [Disabled]Enable/Disable OnBoardHigh Definition AudioController.---------------------: Select Screen : Select ItemEnterSelect+/-: Change Opt.F1 General HelpF2 Previous ValuesF3 Optimized DefaultsF4 Save & ExitESC ExitVersion 2.02.1205. Copyright (C) 2010 American Megatrends, Inc.BIOS Menu 13:Southbridge Chipset Configuration