6.Toinstallanewopticaldrive,slidethenewopticaldriveintotheopticaldrivebayuntilitsnapsinto
position.
Figure21.Installingtheopticaldrive
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50.
Replacingtheheatsink
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacetheheatsink.
CAUTION:
Theheatsinkmightbeveryhot.Turnoffthecomputerandwaitthreetoveminutestoletthe
computercoolbeforeremovingthecomputercover.
Toreplacetheheatsink,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay
itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.
3.Removethecomputercover.See“Removingthecomputercover”onpage14.
4.Locatetheheatsinkonthesystemboard.See“Componentlocations”onpage10.
Chapter2.Installingorreplacinghardware27
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