Lenovo C260 Touch All In One User Manual download pdf (Page 43)

Replacingtheheat-sink

Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingtherearcover.

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.Removetherearcover.Referto"Removingtherearcover".

Step5.Removethemotherboard.Referto"Replacingthemotherboard".

Step6.Removethe6screwsthatsecuretheheat-sinkmoduletothemotherboard.

Step7.Liftuptheheat-sinktoremoveit.

Attention:Placetheheat-sinkupsidedownonaﬂatsurfacetopreventthermalgreasecontaminating

othercomponents.

Step8.Toinstallthenewheat-sink:

a.UseanalcoholpadtowipethethermalgreaseofftheCPU.

b.Lineupthenewheat-sinkmodulewiththemountingholesonthemotherboard.

c.Securethenewheat-sinktothemotherboardwiththescrews,makingsuretoﬁtthescrewsin

sequencefollowingthenumbersprintedonthenewheat-sink.

d.Usetheadhesivetapetosealthegapbetweentheheat-sinkandsystemfan.

e.Reattachthemotherboard.

Step9.Reattachtherearcover,standandstandcover.

Chapter7.Replacinghardware37

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Lenovo C260 Touch All In One User Manual Page 43