Lenovo System x3550 M4 - Removing and Replacing Tier 2 Crus

•Theoperatorinformationpanelcablemustpassthroughthechassislatchbetweenfan3and
fan4inordernottoimpedethefancage.
Step6.Replacethecover(see“Replacingthecover”onpage190).
Step7.Slidetheserverintotherack.
Step8.Reconnectthepowercordsandanycablesthatyouremoved.
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.
•Eachmicroprocessorsocketmustalwayscontaineitherasocketcoveroramicroprocessorandheatsink.
•Besuretouseonlytheinstallationtoolsprovidedwiththenewmicroprocessortoremoveorinstall
themicroprocessor.Donotuseanyothertool.
•Wheninstallingmultiplemicroprocessors,openonemicroprocessorsocketatatimetoavoiddamaging
othermicroprocessorsocketcontacts.
•Themicroprocessorinstallationtoolhasthemicroprocessorinstalledonthetool,andmayhavea
protectivecoveroverthemicroprocessor.Donotusethetool,orremovethecoveruntilyouare
instructedtodoso.
Note:Besuretousetheinstallationtoolthatcomeswithyourmicroprocessorinstallationtoolassembly.
Thetoolsaresimilarinfunctionanddesign,howeverToolAhasonesettingforinstallingonesizeof
microprocessor,andsupportsthefollowingfamiliesofmicroprocessors:E5-26xx,E5-46xx.InstallationTool
Bhastwosettingsforinstallingtwodifferentsizesofmicroprocessors.ThesettingsthataremarkedonTool
Bare“L”forsmallerlowcoremicroprocessors,and“H”forlargerhighcoremicroprocessors.Installation
ToolBsupportsthefollowingfamiliesofmicroprocessors:E5-26xx,E5-46xx,E5-26xxv2,E5-46xxv2.
MicroprocessorInstallationToolsAandBareshowninthefollowingillustration.
Chapter6.Removingandreplacingcomponents285