Step5.Disconnectthemicroprocessorfancablefromthesystemboard.
Step6.Removethe4screwsthatsecuretheheat-sinkassemblytothemotherboard.
Step7.Liftuptheheat-sinktoremoveit.
Step8.Toinstallthenewheat-sinkassembly:
a.Useathermalgreasesyringetoplacefivedropsofgreaseonthetopofthemicroprocessor.
Eachdropofgreaseshouldbe0.03ml(3tickmarksonthegreasesyringe).
b.Lineupthescrewsonthenewheat-sinkwithmountingholesonthemotherboardandsecure
itwiththe4screws.
c.Reconnectthemicroprocessorfanpowercabletotheconnectoronthemotherboard.
Step9.Reattachthecomputercover.
ReplacinganIntelCPU
Note:Forthisprocedure,ithelpstolaythecomputerflat.
Attention:ThefollowinginstructionsapplyonlyforLenovoH50–50model.
42LenovoH50SeriesHardwareMaintenanceManual
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