
Step5.Removethe3screwsthatsecurethesystemfantotheheat-sink.1
Step6.Disconnectthepowercablefromthemotherboard.2
Step7.Liftthesystemfanuptoremoveit.3
Step8.Lineupthenewsystemfan,thensecureittotheheat-sinkandconnectthenewpowercable
tothemotherboard.
Step9.Reattachthebasecoverandsecureitwiththescrews.
Replacingtheheat-sink
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Toreplacetheheat-sink:
Step1.Removeanymedia(disks,CDs,DVDsormemorycards)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.Removethesystemfan.Referto“Replacingthesystemfan” .
Step6.Removethe9screwsthatsecuretheheat-sinktothemotherboard.
Chapter8.Replacinghardware35
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