Lenovo 10AU - Replacing the Heat Sink and Fan Assembly

10.Lowerandpositiontheheatsinkfanductonthetopoftheheatsinkandfanassemblyuntilitsnaps
intoposition.
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Figure40.Installingtheheatsinkfanduct
11.Securethepowersupplyassemblycableswiththecableclipsandtiesinthechassis.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage76.
Replacingtheheatsinkandfanassembly
Attention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe
“Importantsafetyinformation”onpagev.
Thissectionprovidesinstructionsonhowtoreplacetheheatsinkandfanassembly.
CAUTION:
Theheatsinkandfanassemblymightbeveryhot.Beforeyouopenthecomputercover,turnoffthe
computerandwaitseveralminutesuntilthecomputeriscool.
Toreplacetheheatsinkandfanassembly,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage35.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage36.
58ThinkCentreE73UserGuide