c.Securethenewconverterboardwiththetwoscrews.
Step11.Reattachtherearcover,hinge,footcoverandstandbase.
Replacingthememorymodule
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftflatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperating
system,andturnoffthecomputerandallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”
and“Rearview”forhelpwithlocatingthevariousconnectors.
Step4.Removethestandbase.Referto“Removingthestandbase”.
Step5.Removethefootcover.Referto“Removingthefootcover”.
Step6.Removethehinge.Referto“Removingthehinge” .
Step7.Removetherearcover.Referto“Removingtherearcover”.
Step8.RemovetheEMIcover.Referto“RemovingtheEMIcover”.
Step9.Pushoutthelatchesonbothsidesofthememorysockettoreleasethememorymoduleandgently
pullthememorymoduleupwardtoremoveitfromitssocket.
Step10.Toinstallthenewmemorymodule:
a.Alignthenewmemorymodulewiththememorysocket,theninsertitandpushdownonthe
topedge.Makesurethelatcheslockthememorymoduleinplace.
40LenovoAll-In-One300ComputerHardwareMaintenanceManual