Lenovo ThinkServer RD430 Manual do Utilizador descarregar pdf (Página 146)

6.Ifyouarereplacingaheatsink,removethefourscrewsthatsecuretheheatsinktothesystemboard.It

isrecommendedthatyoucarefullyremovethefourscrewsfromthesystemboardusingthefollowing

methodtoavoidanypossibledamagetothesystemboard.

a.Partiallyremovescrew1,thencompletelyremovescrew3,andthenreturntoscrew1and

completelyremoveit.

b.Partiallyremovescrew2,thencompletelyremovescrew4,andthenreturntoscrew2and

completelyremoveit.

Note:Thefourscrewsareintegratedpartsoftheheatsink.Donottrytoremovethefourscrews

fromtheheatsink.

Figure87.Removingthescrewsthatsecuretheheatsink

7.Gentlytwisttheheatsinktofreeitfromthemicroprocessorandthenlifttheheatsinkoffthesystem

board.

8.Layasidetheoldheatsink.Touchthestatic-protectivepackagethatcontainsthenewheatsinktoany

unpaintedsurfaceontheoutsideoftheserver.Then,removethenewheatsinkfromthepackage.

Notes:

•Ifyouarereplacingaheatsink,youneedtouseacleaningpadthatmightcomewiththenewheat

sinktowipethethermalgreasefromthetopofthemicroprocessorbeforeinstallingthenewheat

sink.Disposeofthecleaningpadafterallofthethermalgreaseisremovedfromthemicroprocessor.

•Whenhandlingtheheatsink,donottouchthethermalgreaseonthebottomofit.

9.Removeanyprotectivecoverthatprotectsthethermalgreaseonthebottomofthenewheatsink.Then,

placethenewheatsinkonthesystemboardsothatthefourscrewsonthenewheatsinkarealigned

withthecorrespondingmountingstudsonthesystemboard.

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Lenovo ThinkServer RD430 Manual do Utilizador Página 146