1Powersupply2(availableonsomemodels)
2Powersupply1
Thehot-swapredundantpowersupplieshelpyouavoidsignificantinterruptiontotheoperationofthe
systemwhenapowersupplyfails.YoucanpurchaseapowersupplyoptionfromLenovoandinstallthe
powersupplytoprovidepowerredundancywithoutturningofftheserver.
Oneachpowersupply,therearethreestatusLEDsnearthepowercordconnector.Forinformationabout
thestatusLEDs,see“PowersupplystatusLEDs”onpage57.
347PCIeslotsonthesystemboard
Slot
PhysicallinkwidthNegotiablelinkwidth
Supportedcardlengthandheight
3PCIeslot8
x16x8,x4,x2,x1
Low-profilecard
4PCIeslot7
x16x8,x4,x2,x1
Low-profilecard
7PCIeslot4
x16x8,x4,x2,x1
Low-profilecard
56PCIeslotsonrisercardassembly2
Slot
PhysicallinkwidthNegotiablelinkwidth
Supportedcardlengthandheight
5PCIeslot5
x16x8,x4,x2,x1
Half-length,full-heightcard
6PCIeslot6
x16x8,x4,x2,x1
Half-length,full-heightcard
8910PCIeslotsonrisercardassembly1
Slot
PhysicallinkwidthNegotiablelinkwidth
Supportedcardlengthandheight
8PCIeslot1
x16x8,x4,x2,x1
Half-length,full-heightcard
9PCIeslot2
x16x8,x4,x2,x1
Half-length,full-heightcard
10PCIeslot3
x16x8,x4,x2,x1
Half-length,full-heightcard
Note:Forservermodelswithonly2.5-inch-drivebays,youcaninstallafull-length,full-heightPCIecardinto
8PCIeslot1or5PCIeslot5.Referto“InstallingaPCIecardontherisercardassembly”onpage99
fordetailedinstallationrequirements.
11AnyFabricslot
UsedtoinstallanAnyFabricadapter(alsocalledmezzanineadapter).
12VGAconnector
Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevicesthatuseaVGA
connector.
13USB3.0connectors(2)
UsedtoattachadevicethatrequiresaUSB2.0or3.0connection,suchasakeyboard,amouse,ascanner,
aprinter,orapersonaldigitalassistant(PDA).
28ThinkServerRD650UserGuideandHardwareMaintenanceManual