Lenovo A520 Spezifikationen PDF herunterladen (Seite 56)

a.Raisethehinge,lineuptherearcoverwiththeLEDpanelandslideitbackintoposition.

b.PresstheedgeofrearcovertolockthecovertotheLEDpanelwiththepins.

c.Slidethereardecobackintoposition.

Step11.Reattachthehingetothechassis,andreconnectthescalarheadphoneinput,scalarandDVI/HDMI

cablestothemotherboard.

Step12.Reattachthebasecoverandsecureitwiththescrews.

Replacingthescalarboard

Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthebasecover.

Toreplacethescalarboard:

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.Removethebasecover.Referto“Removingthebasecover”.

Step5.Removethehingefromthechassis.Referto“Removingthehingefromthechassis” .

Step6.Removetherearcover.Referto“Removingtherearcover”.

Step7.Disconnectallthecablesfromthescalarboard.1-11

Step8.Removethe5screwsthatsecurethescalarboardtothemiddleframeandliftituptoremoveit.

LED/CIR

LVDS

MMB

P owe r

Blue to oth

WLAN

Ca me ra

Conve rte r

Touch contro l

S ca la r

HDMI/DVI

Step9.Toinstallthenewscalarboard:

a.Lineuptheholesonthenewscalarboardwiththemountingholesonthemiddleframeand

securethenewscalarboardwiththe5screws.

b.Connectallthecablestothenewscalarboard.

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Lenovo A520 Spezifikationen Seite 56