Computer Drive User Manual

5.InstallthenewPCIcardintotheappropriatePCIcardslotonthesystemboard.Then,installthescrew
tosecurethenewPCIcardinplace.
Figure12.InstallingthePCIcard
6.Ifnecessary,connectanycablesbetweenthePCIcardandthesystemboard.See“Locatingpartson
thesystemboard”onpage9toidentifythevariousconnectorsonthesystemboard.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage43
.
Installingorreplacingamemorymodule
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.T oobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoinstallorreplaceamemorymodule.
YourcomputerhasfourmemoryslotsforinstallingorreplacingDDR3SDRAMDIMMsthatprovideuptoa
maximumof16GBofsystemmemory.Wheninstallingorreplacingamemorymodule,use1GB,2GBor4
GBDDR3SDRAMDIMMsinanycombinationuptoamaximumof16GBofsystemmemory.
Toinstallorreplaceamemorymodule,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage14.
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