
19Rear-backplanepowerconnector
Usedtoconnecttothe4-pinpowerconnectorontherearbackplane.
20Front-backplanepowerconnector
Usedtoconnecttothe10-pinpowerconnectoronthefrontbackplane.
21Intrusionswitchconnector
Usedtoconnecttoanintrusionswitch.
22Power-distribution-boardconnector
Usedtoconnectthepowerdistributionboard.
232527293133Systemfanconnector
Usedtoconnectasystemfan.
24283034Memoryslots
Thereare24memoryslotsonthesystemboard.Fordetailedinformation,see“Memorymoduleinstallation
rules”onpage79.
26Microprocessor2socket
32Microprocessor1socket
Iftheserverhastwomicroprocessors,eachofthemicroprocessorissecuredinthemicroprocessorsocket
onthesystemboardandaheatsinkisinstalledabovethemicroprocessortoprovidecooling.Iftheserver
hasonlyonemicroprocessor,themicroprocessorsocket2isprotectedbyamicroprocessorsocketcover.
46ThinkServerRD650UserGuideandHardwareMaintenanceManual
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