Lenovo ThinkServer RD640 - Page 62

1Frontpanelconnector
Usedtoconnectthefrontpanelcable.
2InternalUSBconnector1
UsedtoconnectthefrontpanelUSBcable.
3InternalUSBconnector2
Reservedforthemanufacturer.
4Diagnosticmoduleconnector
Usedtoconnectthecableofthediagnosticmodule.
5FrontVGAconnector
UsedtoconnectthecableoftheVGADB-15connectoronthefrontpaneloftheserver.
6SATAconnector0
Usedtoconnectthesignalcableoftheslimopticaldriveiftheserverhasoneinstalled.
7PlatformControllerHub(PCH)
Thischipsupportsandprovidesmanyfeatures.ItservesasaPCH,whichprovidesthedatabufferingand
interfacearbitrationrequiredtoensurethatsysteminterfacesoperateefficientlyandprovidesthebandwidth
necessaryforthesystemtoachievepeakperformance.
8Systemboardbattery
Yourserverhasaspecialtypeofmemorythatmaintainsthedate,time,andconfigurationinformationfor
built-infeatures.Thesystemboardbatterykeepstheinformationactivewhenyouturnofftheserver.
9InternalUSBTypeAconnector1
11InternalUSBTypeAconnector2
UsedtoconnectadevicethatusesaUSBTypeAconnector.Forexample,insomesituations,youmight
wanttoconnectaUSBkeydirectlytothesystemboard.Inthiscase,youcanconnectittoaninternal
USBTypeAconnector.
10TMMPremiumconnector
UsedtoconnectaserveroptionnamedasThinkServerManagementModulePremium(TMMPremium)to
enableadvancedremotemanagementfunctionsonyourserver.See“InstallingorremovingtheThinkServer
ManagementModulePremium”onpage106
.
12TPMconnector
UsedtoconnectaTPM,whichisasecuritychip,toenhanceserversecurity.See“Installingorremovingthe
ThinkServerTrustedPlatformModule”onpage110
.
48ThinkServerRD640UserGuideandHardwareMaintenanceManual