Lenovo System x3550 M4 - Page 65

Step1.Readthesafetyinformationthatbeginson“Safety”onpagevand“Installationguidelines”
onpage31
.
Step2.Turnofftheserverandperipheraldevicesanddisconnectthepowercordsandallexternalcables,
ifnecessary.
Step3.Removethecover(see“Removingthecover”onpage34).
Step4.Removetheairbaffle(see“Removingtheairbaffle”onpage34).
Step5.CarefullyopentheretainingclipsoneachendoftheDIMMconnectorandremovetheDIMM.
Attention:ToavoidbreakingtheretainingclipsordamagingtheDIMMconnectors,openand
closetheclipsgently.
Figure38.DIMMremoval
Step6.Touchthestatic-protectivepackagethatcontainstheDIMMtoanyunpaintedmetalsurfaceonthe
outsideoftheserver.Then,removetheDIMMfromthepackage.
Step7.TurntheDIMMsothatthealignmentslotaligncorrectlywiththealignmenttab.
Step8.InserttheDIMMintotheconnectorbyaligningtheedgesoftheDIMMwiththeslotsattheendsof
theDIMMconnector(see“System-boardoptional-deviceconnectors”onpage30forthelocations
oftheDIMMconnectors).
Step9.FirmlypresstheDIMMstraightdownintotheconnectorbyapplyingpressureonbothendsofthe
DIMMsimultaneously.TheretainingclipssnapintothelockedpositionwhentheDIMMisfirmly
seatedintheconnector.
Note:IfthereisagapbetweentheDIMMandtheretainingclips,theDIMMhasnotbeencorrectly
inserted;opentheretainingclips,removetheDIMM,andthenreinsertit.
Ifyouhaveotherdevicestoinstallorremove,dosonow.Otherwise,goto“Completingtheinstallation”
onpage89.
Chapter2.Installingoptionaldevices51