Lenovo IdeaCentre Q190 Desktop User Manual download pdf (Page 41)

Step6.Removethememorymodule.Referto“Replacingamemorymodule” .

Step7.RemovetheWLANcard.Referto“ReplacingtheWLANcard”.

Step8.Removethepowerbutton.Referto“Removingthepowerbutton” .

Step9.Removethesystemfan.Referto“Replacingthesystemfan” .

Step10.Removetheheat-sink.Referto“Replacingtheheat-sink”.

Step11.Removeallthecablesconnectedtothemotherboard.

Step12.Removethefourscrewsthatsecurethemotherboardtothechassis.

Step13.Slidethemotherboardupthenliftitouttoremoveit.

Step14.Placethenewmotherboardintothechassis,aligningthescrewholesinthemotherboardwith

themountingholesinthechassis.

Step15.Securethenewmotherboardtothechassisusingthescrew.

Step16.Attachallrelatedcomponentstothenewmotherboard.

Step17.Reattachthecomputercover.

Replacingthekeyboardandmouse

Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo

recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches

orotherdamage.

Toreplacethekeyboardandmouse

Step1.Removeanymedia(disks,CDs,ormemorycards)fromthedrives,shutdowntheoperating

system,andturnoffthecomputerandallattacheddevices.

Step2.Unplugallpowercordsfromelectricaloutlets.

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)

cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”

and“Rearview”forhelpwithlocatingthevariousconnectors.

Chapter8.Replacinghardware35

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Lenovo IdeaCentre Q190 Desktop User Manual Page 41