Specifications

2-20 Chapter 2: 7401-4xxx Product Overview
Setup Utility
TheROM‐basedSetuputilityallowsthesystemconfigurationtobe
modifiedwithoutopeningthesystemformostbasicchanges.The
SetuputilityisaccessibleonlyduringthePower‐OnSelfTest(POST)
bypressingthe<F2>keyafterthePOSTmemorytesthasbegunand
beforebootbegins.A
promptmaybeenabledthatinformsusersto
pressthe<F2>keytoaccessSetup.
Anexternalalphanumerickeyboardisrecommendedforrunningthe
BIOSCMOSSetupUtility.Otherwise,aTouchScreencanbeused.
Plug and Play
TheProcessorBIOSalsohasasetupoptiontosupporttheWindows
runtimeplugand
playutilities.Whenthisoptionisselected,only
devicescriticaltobootareassignedresourcesbytheBIOS.Device
Nodeinformationisavailableforalldevicestoensurecompatibility
withWindows95.Systemconfigurationinformation isstoredinESCD
format.TheESCDdatawillbecleareduponlossofthe
CMOSvoltage.
Advanced Power Management
The7401‐45xxprocessorBIOShassupportfor1.2AdvancedPower
Management(APM).TheversionofAPMdriversloadedinthe
operatingsystembytheuserwilldeterminetowhichspecificationthe
BIOSwilladhere.Ineithercase,theenergysavingStandbymodecan
beinitiatedbya
time‐outperiodsetbytheuser.
WheninStandBymode,theProcessorBoardreducespower
consumptionbyutilizingtheprocessorSystemManagementMode
(SMM)capabilitiesandalsospinningdownharddrivesandturningoff
VESADPMScompliantmonitors.Duringsetup,theusermayselect
whichDPMSmode(Stand
By,Suspend,Auto,orOff)issenttothe
monitor.