Lenovo B40-30 All-in-One User Manual Page 43

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Step12.Holdingthesidesofthemicroprocessorwithyourfingers,removetheprotectivecover1that
protectsthegoldcontactsonthenewmicroprocessor.
2
Step13.Holdingthesidesofthemicroprocessorwithyourfingers,positionthemicroprocessorsothatthe
notchesonthemicroprocessorarealignedwiththetabsinthemicroprocessorsocket.
Important:Toavoiddamagingthemicroprocessorcontacts,keepthemicroprocessorcompletelylevel
whileinstallingitintothesocket.
Step14.Lowerthemicroprocessorstraightdownintoitssocketonthemotherboard.
Step15.Tosecurethemicroprocessorinthesocket,closethemicroprocessorretainerandlockitinto
positionwiththesmallhandle.
Step16.Useathermalgreasesyringetoplace5dropsofgreaseonthetopofthemicroprocessor.Each
dropofgreaseshouldbe0.03ml(3tickmarksonthegreasesyringe).
Step17.Reattachtheheat-sink,EMIcover,middlecover,standholder,footcoverandstandbase.
Replacingthesystemfan
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Chapter7.Replacinghardware37
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