Lenovo System x3650 M4 HD - Removing and Replacing Tier 2 Crus

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Screws
Power paddle card
Figure207.Powerpaddlecardinstallation
Step4.Installthetwoscrewsinthepowerpaddlecard.
Step5.Replacethepowerpaddlecardcover(see“Replacingthepowerpaddlecardcover”onpage209).
Step6.Installthecover(see“Replacingthecover”onpage196).
Step7.Reconnectthepowercordsandanycablesthatyouremoved.
Step8.Slidetheserverintotherack.
Step9.Turnontheperipheraldevicesandtheserver.
RemovingandreplacingTier2CRUs
YoumayinstallaTier2CRUyourselforrequestLenovotoinstallit,atnoadditionalcharge,underthetype
ofwarrantyservicethatisdesignatedforyourserver.
Theillustrationsinthisdocumentmightdifferslightlyfromyourhardware.
Removingamicroprocessorandheatsink
Usethisinformationtoremoveamicroprocessorandheatsink.
•Microprocessorsaretoberemovedonlybytrainedtechnicians.
Important:Alwaysusethemicroprocessorinstallationtooltoremoveamicroprocessor.Failingtouse
themicroprocessorinstallationtoolmaydamagethemicroprocessorsocketsonthesystemboard.Any
damagetothemicroprocessorsocketsmayrequirereplacingthesystemboard.
•Beextremelycareful,themicroprocessorsocketcontactsareveryfragile.Donottouchthe
microprocessorsocketcontacts.Contaminantsonthemicroprocessorcontactsormicroprocessorsocket
contacts,suchasoilfromyourskin,cancauseconnectionfailuresbetweenthecontactsandthesocket.
•Donotallowthethermalgreaseonthemicroprocessorandheatsinktocomeincontactwithanything.
Contactwithanysurfacecancontaminatethethermalgreaseandthemicroprocessorsocket.
•Donotuseanytoolsorsharpobjectstoliftthelockingleversonthemicroprocessorsocket.Doingso
mightresultinpermanentdamagetothesystemboard.
282LenovoSystemx3650M4HDInstallationandServiceGuide