4.Removethecoolingshroud.See“Removingthecoolingshroud”onpage73.
5.Removeallhot-swapredundantpowersupplies.See“Installingorreplacingahot-swapredundant
powersupply”onpage144.
6.Recordthecomponentlocations,cableconnections,andcableroutingintheserver.
7.Removethesystemboard.“Forservicetechnicianonly:replacingthesystemboard”onpage169.
8.Liftthereleasebutton1andthendisengagedthepowerinterfaceboardfromthechassis.
Note:Carefullyhandlethepowerinterfaceboardbyitsedges.
Figure142.Removingthepowerinterfaceboard
9.Placetheoldpowerinterfaceboardonaclean,flat,andstatic-protectivesurface.Touchthe
static-protectivepackagethatcontainsthenewpowerinterfaceboardtoanyunpaintedsurfaceonthe
outsideoftheserver.Then,takethenewpowerinterfaceboardoutofthepackage.
10.Installthenewpowerinterfaceboardintothechassis.Alignthetwoholesinthenewpowerinterface
boardwiththecorrespondingmountingstubsonthechassis.Then,movethepowerinterfaceboard
towardsthefrontoftheserveruntilthepowerinterfaceboardsnapsintoposition.
Figure143.Installingthepowerinterfaceboard
174ThinkServerTD350UserGuideandHardwareMaintenanceManual
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