Specifications

1-26 Chapter 1: 7401-2xxx/3xxx Product Overview
BIOS Upgrades
FlashmemorymakesdistributingBIOSupgradeseasy.Anewversion
oftheBIOScanbeinstalledfromtheharddisk,networkorthrougha
serialport.
Thedisk‐basedFlashupgradeutilities,Phlash.exeandWinPhlash,exe,
ensuretheupgradeBIOSextensionmatchesthetargetsystemto
preventaccidentallyinstallingaBIOS
foradifferenttypeofsystem.
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Release2.0–2.4ProcessorBIOShassupportforboth1.1and
1.2AdvancedPowerManagement(APM).TheversionofAPMdrivers
loadedintheoperatingsystemdeterminestowhichspecificationthe
BIOSadheres.Ineithercase,theenergysaving
Standbymodecanbe
initiatedbyatime‐outperiodsetbytheuser. 