Lenovo C540 Touch All-in-One Bedienungsanleitung PDF herunterladen (Seite 50)

Step10.DisconnecttheantennacablesfromtheWLANcard.

Step11.RemovethescrewthatsecurestheWLANcardtothemotherboard.

Step12.LiftuptheWLANcardtoremoveitfromthesocket.

Step13.ToinstallthenewWLANcard:

a.InsertthenotchedendoftheWLANcardintothecardportonthemotherboard.

b.SecurenewtheWLANcardtothemotherboardwiththescrew.

c.ConnecttheantennacablestothenewWLANcard.

Step14.ReattachtheEMIcover,middlecover,opticaldrive,standholder,footcoverandstandbase.

Replacingthespeakersystem

Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo

recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches

orotherdamage.

Toreplacethespeakersystem:

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.Removetheopticaldrive.Referto“Replacingtheopticaldrive” .

Step7.Removethestandholder.Referto“Removingthestandholder”.

Step8.Removethemiddlecover.Referto“Removingthemiddlecover”.

Step9.RemovetheEMIcover.Referto“RemovingtheEMIcover” .

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Lenovo C540 Touch All-in-One Bedienungsanleitung Seite 50