•Donotsetdowntheheatsinkafteryouremovetheplasticcover.
•Donottouchthethermalgreaseonthebottomoftheheatsinkafteryouremovetheplastic
cover.Touchingthethermalgreasewillcontaminateit.See“Thermalgrease”onpage92
formoreinformation.
Heat sink
Flange
Thermal grease
Figure209.Thermalgreaseinheatsink
1.Removetheplasticprotectivecoverfromthebottomoftheheatsink.
2.Positiontheheatsinkoverthemicroprocessor.Theheatsinkiskeyedtoassistwithproper
alignment.
3.Aligntheheatsinktotheretainerbrackettabsandplacetheheatsinkontopofthe
microprocessor,thermalmaterialsidedown.
Heat sink
Lock tab
Retainer bracket tabs
Heat sink
release lever
Figure210.Installtheheatsink
4.Pressfirmlyontheheatsink.
5.Rotatetheheatsinkreleaselevertotheclosedpositionandhookitunderneaththelocktab.
Chapter6.Removingandreplacingcomponents283
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