Step7.Toreattachthestandholder:
a.Aligntheholesonthestandholderwithmountingholesonthechassis,placethestand
holderbackintoposition.
b.Securethestandholdertothechassiswiththefourscrews.
Step8.Lineupthefootcoverwithmountingholesonthebackofthecomputer,thenslideitbackinto
position.
Step9.Reattachthestandbase.
Removingtherearcover
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftflatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
Toremovetherearcover:
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.Removethesixscrewsthatsecuretherearcovertothechassis.Usetheflatheadofaspudgerto
priesoutthemiddlecoverasshown.
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34LenovoAll-In-One300ComputerHardwareMaintenanceManual