Lenovo ThinkServer RD440 - Installing a Memory Module

Thefollowingtableexplainsthememorymoduleinstallationrulesforserversthathavetwomicroprocessors
(CPU1andCPU2)installed.The“X”markindicatesthememoryslotsintowhichthememorymodules
shouldbeinstalledindifferentsituations.
Figure60.CPU1DIMMsandCPU2DIMMs
Table4.Memorymoduleinstallationrulesforserverswithtwomicroprocessors
CPU1DIMMCPU2DIMM
A1A2B1B2
C1C2
A1A2B1B2
C1C2
TwoDIMMsXX
FourDIMMsXXXX
SixDIMMs
XXXXXX
EightDIMMsXXXXXXXX
TwelveDIMMsXXXXXXXXXXXX
Installingamemorymodule
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiii
and“Guidelines”onpage87.
Thistopicprovidesinstructionsonhowtoinstallamemorymodule.
Beforeyoubegin,printalltherelatedinstructionsorensurethatyoucanviewthePDFversiononanother
computerforreference.
Notes:
•Ensurethatyouconsiderandfollowthememorymoduleinstallationruleswhenperformingtheoperation.
See“Memorymoduleinstallationrules”onpage101
.
•Useanydocumentationthatcomeswiththememorymoduleandfollowthoseinstructionsinadditionto
theinstructionsinthistopic.
Toinstallamemorymodule,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
104ThinkServerRD440UserGuideandHardwareMaintenanceManual