User guide
•Microphoneconnectorandheadphoneconnectoronthefrontpanel
•Internalspeaker(availableinsomemodels)
Connectivity
•100/1000MbpsintegratedEthernetcontroller
•PCIEx1Faxmodem(somemodels)
Systemmanagementfeatures
•Abilitytostorepower-onself-test(POST)hardwaretestresults
•DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.
•ErPcompliancemode
Theenergy-relatedproductsdirective(ErP)compliancemodereducestheconsumptionofelectricity
whenyourcomputerisinstandbyoroffmode.Formoreinformation,see“EnablingErPcompliance
mode”onpage84
.
•PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface
independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.
•IntelligentCoolingEngine(ICE)
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer
torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance
mode”onpage85and“ICEthermalalert”onpage85.
•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
applicationtostoreandretrieveinformationspecicaboutthecomputerinquestion.
•WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesamelocalareanetwork.
•WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecicationthatallowssupported
computersanddevicestoresumefromsleeporhibernationmode.
•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.
2ThinkCentreM73UserGuide