Personal Computer User Manual

Step17.RemovetheTVtunercard.Referto“ReplacingtheTVtunercard” .
Step18.Removeallthecablesconnectedtothemotherboard.
Step19.Removethe4screwsthatsecurethemotherboardtothechassisandslideitoutasshown.
Step20.Toinstallthenewmotherboard:
a.Lineupthemotherboardwiththechassis,thensecureitwiththescrews.
b.Insertthebattery(CR2032)intothesocketwiththesidelabeled“+”facingup,andpress
thebatteryintoplace.
c.InsertthenotchedendoftheTV-Tunercardintothecardportonthenewmotherboardand
secureitwiththescrew.
d.InsertthenotchedendoftheWi-Ficardintothecardportonthenewmotherboardand
secureitwiththescrew.
e.InstalltheCPUtothenewmotherboardandsecuretheCPUinthesocket,closetheCPU
retainerandlockitintopositionwiththesmallhandle.
f.Installthememorymodule(s)tothenewmotherboard.
g.Installtheheat-sinktothenewmotherboard.
h.Installthesystemfanstothenewmotherboard.
i.InstalltheTVscalarboardtothenewmotherboard.
j.InstalltherearI/Omoduletothenewmotherboard.
k.Connecttheantennacable(s)totheTV-Tunercard.
l.Connectallthecablestothenewmotherboard.
Step21.ReattachtheEMIcover,middlecover,opticaldrive,computerstandandtherearcover.
ReplacingtheLEDpanel
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
ToreplacetheLEDpanel:
Chapter8.Replacinghardware55