Lenovo IdeaCentre Q190 Desktop Manual de usuario descargar pdf (Pagina 40)

Step5.Removethe3screwsthatsecurethesystemfantothemotherboard.

Step6.Disconnectthesystemfanpowercablesfromthemotherboard.

Step7.Removethesystemfanbyliftingitup.

Step8.Toinstallthenewsystemfan:

a.Lineupthenewsystemfanwiththemountingholesonthechassisandplaceitintoposition.

b.Securethenewsystemfanwiththe3screws.

c.Connectthenewsystemfanpowercabletotheconnectoronthemotherboard.

Step9.Reattachthecomputercover.

Replacingthemotherboard

Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo

recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches

orotherdamage.

Toreplacethemotherboard:

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.

Step4.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removetheharddiskdrive.Referto“Replacingtheharddiskdrive” .

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Lenovo IdeaCentre Q190 Desktop Manual de usuario Pagina 40