Installingorreplacingamemorymodule
Attention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Important
safetyinformation”onpagev.
Thissectionprovidesinstructionsonhowtoinstallorreplaceamemorymodule.
YourcomputerhasfourslotsforinstallingorreplacingDDR3UDIMMsthatprovideuptoamaximumof
32GBsystemmemory.Wheninstallingorreplacingamemorymodule,use2GB,4GB,or8GBDDR3
UDIMMsinanycombinationuptoamaximumof32GB.
Thefollowingtableprovidesinformationaboutthememorymoduleinstallationrulesthatyoushould
considerwheninstallingorremovingamemorymodule.The“X”markindicatesthememoryslot(s)into
whichthememorymodule(s)shouldbeinstalledindifferentsituations.Thenumbers1,2,3,and4indicate
theinstallationsequence.Tolocatethememorymoduleslots,see“Locatingpartsonthesystemboard”
onpage12
.
UDIMMDIMM1DIMM2DIMM3DIMM4
OneUDIMM
X
TwoUDIMMsX,1X,2
ThreeUDIMMsX,3X,1X,2
FourUDIMMsX,3X,1X,4X,2
Toinstallorreplaceamemorymodule,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Openthecomputercover.See“Openingthecomputercover”onpage32.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage32.
4.Removetheheatsinkfanduct.See“Replacingtheheatsinkandfanassembly”onpage52.
5.Removetheharddiskdrive.See“Replacingtheharddiskdrive”onpage47.
6.Pivottheopticaldrivebayupwardtogainaccesstothememoryslots.See“Replacingtheoptical
drive”onpage49.
7.Locatethememoryslots.See“Locatingpartsonthesystemboard”onpage12.
8.Removeanypartsthatmightpreventaccesstothememoryslots.
9.Dependingonwhetheryouareinstallingorreplacingamemorymodule,dooneofthefollowing:
Chapter5.Installingorreplacinghardware35
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