Lenovo System x3250 M5 - Replacing a Microprocessor and Heat Sink

Figure169.Microprocesssorremoval
Step7.Removethemicroprocessor:
a.Carefullyliftthemicroprocessorstraightupandoutofthesocket,withouttouchingthe
microprocessorcontacts.
b.Placethemicroprocessoronastatic-protectivesurface.
Attention:Thepinsonthesocketsarefragile.Anydamagetothepinsmightrequirereplacingthe
systemboard.
Ifyouareinstructedtoreturntheservercomponentoroptionaldevice,followallpackaginginstructions,
anduseanypackagingmaterialsforshippingthataresuppliedtoyou.
Replacingamicroprocessorandheatsink
Usethisinformationtoreplaceamicroprocessorandheatsink.
Thefollowingnotesdescribethetypeofmicroprocessorthattheserversupportsandotherinformationthat
youmustconsiderwhenyouinstallamicroprocessorandheatsink:
•TheserversupportsoneIntellandgridarray(LGA)1150dual-coreorquad-coremicroprocessor.The
type,speed,andL3cacheofthemicroprocessordependsontheservermodel.
•Readthedocumentationthatcomeswiththemicroprocessortodeterminewhetheryouhave
toupdatetheserverfirmware.Todownloadthemostcurrentlevelofserverfirmware,goto
http://www.lenovo.com/supportandhttp://www.ibm.com/support/fixcentral.
•Themicroprocessorusesanintegratedvoltageregulatoronthesystemboard.
•Themicroprocessorspeedsareautomaticallysetforthisserver;therefore,youdonothavetosetany
microprocessorfrequency-selectionjumpersorswitches.
•Ifthethermal-greaseprotectivecover(forexample,aplasticcaportapeliner)isremovedfromtheheat
sink,donottouchthethermalgreaseonthebottomoftheheatsinkorsetdowntheheatsink.Formore
informationaboutapplyingorworkingwiththermalgrease,see“Thermalgrease”onpage244
.
242LenovoSystemx3250M5InstallationandServiceGuide