Step4.Removetheheatsink:
Attention:Donottouchthethermalmaterialonthebottomoftheheatsink.Touchingthethermal
materialwillcontaminateit.Ifthethermalmaterialonthemicroprocessororheatsinkbecomes
contaminated,youmustwipeoffthecontaminatedthermalmaterialonthemicroprocessororheat
sinkwiththealcoholwipesandreapplycleanthermalgreasetotheheatsink.
a.Rotatetheheatsinkreleaselevertothefullyopenposition.
Heat sink
Heat sink
release lever
Figure192.Rotatetheheatsinkreleaselevertotheopenposition
b.Removetheheatsinkoutoftheserver.Afterremoval,placetheheatsink(withthethermal
greasesideup)onaclean,flatsurface.
Heat sink
Heat sink
release lever
Lock tab
Figure193.Removetheheatsinkoutoftheserver
Step5.Openthemicroprocessorsocketreleaseleversandretainer:
272Systemx3500M5InstallationandServiceGuide