Lenovo H520s Manuel d'utilisateur télécharger pdf (Page 50)

Step4.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removethefrontbezel.Referto“Removingthefrontbezel”.

Step6.Removethememorymodule.Referto“Replacingamemorymodule”.

Step7.Removetheopticaldrive.Referto“Replacingtheopticaldrive”.

Step8.Removetheharddiskdrive.Referto“Replacingtheharddiskdrive”.

Step9.Removethepowersupply.Referto“Replacingthepowersupply”.

Step10.Removethemicroprocessorfan.Referto“Replacingthemicroprocessorfan”.

Step11.Removetheheat-sink.Referto“Replacingtheheat-sink”.

Step12.Removethegraphiccard.Referto“Replacingthegraphiccard”.

Step13.RemovetheTV-Tunercard.Referto“ReplacingtheTV-T unercard”.

Step14.RemovetheWi-Ficard.Referto“ReplacingtheWi-Ficard”.

Step15.RemovetheCPU.Referto“ReplacingtheCPU”.

Step16.Disconnecttheallcablesfromtheconnectorsonmotherboard.

Step17.Removethe6screwsthatsecurethemotherboardtothechassis.

Step18.Liftupthemotherboardtoremoveit.

Step19.Installthenewmotherboard:

a.Lineuptheholesonthenewmotherboardwithmountingholesonthechassisandsecure

itwithscrews.

b.Reattachthememorymodule,Wi-Ficard,CPU,heat-sinkandmicroprocessorfantothenew

motherboard.

c.Connecttheallcablestothenewmotherboard.

d.Reattachthepowersupply,harddiskdrive,opticaldrive,graphiccardandtheTV-Tunercard.

Step20.Reattachthefrontbezel,computercover.

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Lenovo H520s Manuel d'utilisateur Page 50