Attention:Whenyouhandlestatic-sensitivedevices,takeprecautionstoavoiddamagefromstatic
electricity.Fordetailsabouthandlingthesedevices,see“Handlingstatic-sensitivedevices”on
page299
.
Step3.Removethetopcover(see“Removingthetopcover”onpage149).
Step4.Removetheairbaffle(see“Removingtheairbaffle”onpage152).
Step5.Ifyouarereplacingmicroprocessor1,removethememorymodulesfromDIMMconnectors6and
7.Ifyouarereplacingmicroprocessor2,removethememorymodulesfromDIMMconnectors18
and19.See“Removingamemorymodule”onpage171
forinstructions.
Step6.Rotatetheheatsinkretentionmodulereleaselevertotheopenposition.
Retainer bracket
Heat sink
release lever
Lock tab
Figure250.Heat-sinkleverrotation
Step7.Openthemicroprocessorsocketreleaseleversandretainer:
1
3
2
Microprocessor
release levers
Figure251.Microprocessorsocketleversandretainerdisengagement
a.Identifywhichreleaseleverislabeledasthefirstreleaselevertoopenandopenit.
Chapter5.Installing,removing,andreplacingcomponents283