Lenovo ThinkServer RD450 - Page 94

9.Positionthenewmemorymoduleoverthememoryslot.Ensurethatthenotch1onthenewmemory
moduleisalignedwiththekey
2inthememoryslot.Then,pressthenewmemorymodulestraightdown
intothememoryslotuntiltheretainingclipscloseandthenewmemorymodulesnapsintoposition.
Note:Ifthereisagapbetweenthememorymoduleandtheretainingclips,thememorymodulehas
notbeencorrectlyinstalled.Opentheretainingclips,removethememorymodule,andthenreinstallit
intothememoryslotuntiltheretainingclipsarecompletelyclosed.
Figure44.Installingamemorymodule
10.Reconnectanycablesthatyouhavedisconnected.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallation,goto“Completingthepartsreplacement”onpage178.
Removingamemorymodule
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage63.
Beforeyoubegin,printalltherelatedinstructionsorensurethatyoucanviewthePDFversiononanother
computerforreference.
Note:Ensurethatyouconsiderandfollowthememorymoduleinstallationruleswhenperformingthe
operation.See“Memorymoduleinstallationrules”onpage74
.
Toremoveamemorymodule,dothefollowing:
1.Removeallexternalmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedto
theserver.
2.Prepareyourserver.See“Removingorextendingtheserverfromtherackcabinet”onpage65.
3.Removetheservercover.See“Removingtheservercover”onpage65.
4.Removethecoolingshroud.See“Removingandreinstallingthecoolingshroud”onpage68.
5.Locatethememoryslotsonthesystemboardandreadthememorymoduleinstallationrules.See
“Memorymoduleinstallationrules”onpage74.
6.Disconnectanycablesthatmightimpedeyouraccesstothememoryslots.
80ThinkServerRD450UserGuideandHardwareMaintenanceManual