Lenovo ThinkCentre Edge 91z - Page 14

Systemmanagementfeatures
•Abilitytostorepower-onself-test(POST)hardwaretestresults
•DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.
•PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface
independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.
•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseroran
applicationtostoreandretrieveinformationspecicaboutthecomputerinquestion.
•WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesamelocalareanetwork(LAN).
•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.
Input/Output(I/O)features
•SixUniversalSerialBus(USB)connectors
•OneEthernetconnector
•OneHDMIoutconnector
•OneVGAinmonitorconnector
•Twoaudioconnectors(microphoneconnectorandheadphoneconnector)
Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on
page7and“Locatingconnectorsontherearofyourcomputer”onpage9.
Expansion
•Oneopticaldrivebay
•Twoharddiskdrivebays(onestandardandoneoptional)
–Oneharddiskdrivebay
–OnesmallformfactormSATASSD(option)
Powersupply
Yourcomputercomeswithoneofthefollowingpowersupplies:
•150-wattautomaticvoltage-sensingpowersupplyforintegratedgraphicmodel
•180-wattautomaticvoltage-sensingpowersupplyfordiscretegraphicmodel
Securityfeatures
•ComputraceAgentsoftwareembeddedinrmware
•Abilitytoenableordisableadevice
2ThinkCentreEdgeUserGuide