Lenovo x3550 M5 - Page 270

•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.
Thetoolhastwosettingsforinstallingtwodifferentsizesofmicroprocessors.Thesettingsthataremarked
onthetoolare“L”forsmallerlowcoremicroprocessors,and“H”forlargerhighcoremicroprocessors.
Microprocessor Installation Tool
Microprocessor
Installation tool
Figure184.Microprocessorinstallationtool
Toremoveamicroprocessorandheatsink,completethefollowingsteps:
Step1.Readthesafetyinformationthatbeginson“Safety”onpagevand“Installationguidelines”on
page116.
Step2.Turnofftheserverandperipheraldevicesanddisconnectallpowercords.
Step3.Removethecover(see“Removingthecover”onpage119).
Step4.Removetheairbaffle(see“Removingtheairbaffle”onpage122).
Step5.Locatethemicroprocessortoberemoved(see“System-boardinternalconnectors”onpage26).
Step6.Removetheheatsink.
256LenovoSystemx3550M5InstallationandServiceGuide