Lenovo ThinkServer - Page 102

Memorymoduleinstallationrules
YourserverhasfourmemoryslotsforinstallingorreplacingDDR3UDIMMswithECCtechnology.
•Supports2GBand4GB1333MHzDDR3UDIMMs
•Single-rankordual-rank
•Minimumsystemmemory:2GB(onlyone2GBmemorymoduleinstalledintheDIMMA2slot)
•Maximumsystemmemory:16GB(one4GBmemorymoduleinstalledineachofthefourmemoryslots)
Thefollowingillustrationhelpsyoutolocatethememoryslotsonthesystemboard.
Figure36.Memoryslotsonthesystemboard
1Memoryslot4(DIMMB2)3Memoryslot2(DIMMA2)
2Memoryslot3(DIMMB1)4Memoryslot1(DIMMA1)
Thefollowingtableprovidesinformationaboutthememorymoduleinstallationrulesthatyoushould
considerwheninstallingorremovingamemorymodule.The“X”markindicatesthememoryslot(s)into
whichthememorymodule(s)shouldbeinstalledindifferentsituations.Thenumbers1,2,3,and4indicate
theinstallationsequence.
Note:Theinstalledmemorymodulesmustbethesametypewiththesamevoltageandfrequency.
UDIMMDIMMA1DIMMA2DIMMB1DIMMB2
OneUDIMM
X
TwoUDIMMsX,1X,2
ThreeUDIMMsX,3X,1X,2
FourUDIMMsX,3X,1X,4X,2
90ThinkServerUserGuide