Abilitytostorepower-onself-test(POST)hardwaretestresults
DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.
ErPcompliancemode
Theenergy-relatedproductsdirective(ErP)compliancemodereducestheconsumptionofelectricity
whenyourcomputerisinstandbyoroffmode.Formoreinformation,see“EnablingErPcompliance
mode”onpage80.
PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface
independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.
SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
applicationtostoreandr etrieveinformationspecicaboutthecomputerinquestion.
WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesamelocalareanetwork.
WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecicationthatallowssupported
computersanddevicestoresumefromsleeporhibernationmode.
WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.
Input/Output(I/O)features
9-pinserialport(onestandardandoneoptional)
SixUniversalSerialBus(USB)connectors(twoonthefrontpanelandfourontherearpanel)
OneEthernetconnector
OneDVIconnector
OneVGAmonitorconnector
OnePersonalSystem/2(PS/2)keyboardconnector
OnePS/2mouseconnector
Threeaudioconnectorsontherearpanel(audioline-inconnector,audioline-outconnector,and
microphoneconnector)
Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadphoneconnector)
Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on
page8and“Locatingconnectorsontherearofyourcomputer”onpage9.
Expansion
Twoharddiskdrivebays(onestandardandoneoptional)
Oneopticaldrivebay
Oneslimcardreaderdrivebay
TwoPCIExpressx1cardslots
2ThinkCentreUserGuide