Figure10.Loweringthedrivebayassembly
InstallingorreplacingaPCIcard
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
ThissectionprovidesinstructionsonhowtoinstallorreplaceaPCIcard.
YourcomputerhasonestandardPCIcardslot,twoPCIExpressx1cardslots,andonePCIExpressx16
graphicscardslot.See“Locatingpartsonthesystemboard”onpage9.
ToinstallorreplaceaPCIcard,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage14.
3.Dooneofthefollowing:
•IfyouarereplacingaPCIcar d,removethescrewthatsecurestheoldPCIcar dandreleasetheold
PCIcardfromthePCIcardslot.Then,carefullyremovetheoldPCIcar dfromthechassis,asshown
inFigure11“RemovingthePCIcard”onpage18.
Notes:
a.Ifther eareanycablesbetweenthePCIcardandthesystemboard,notethecableroutingand
thendisconnectthecables.
b.IfthePCIcar dissecuredinplacebyaretaininglatch1,presstheretaininglatchtor eleasethe
PCIcardfromthelatch.Then,graspthePCIcardbytheedgesandcarefullypullitoutofthe
PCIcardslot.Ifnecessary,alternat emovingeachsideofthePCIcardasmallandequalamount
untilitiscompletelyr emovedfromtheslot.
Chapter2.Installingorreplacinghardware17