Notes:
a.Yourmicroprocessorandsocketmightlookdifferentthantheoneillustrated.
b.Notetheorientationofthenotchesonthemicroprocessor.Thisisimportantwhenreinstallingthe
microprocessoronthenewsystemboard.Thisisimportantwhenreinstallingthemicroprocessor
onthenewsystemboard.
c.Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpinsmustbe
keptascleanaspossible.
12.Onthenewsystemboard,releasetheleversecuringthemicroprocessorretainerandthenpivotthe
retaineruntilitisfullyopen.
Note:Therewillbeablackplasticcoveronthemicroprocessorretainertoprotectthesocketonthenew
systemboard.Removetheblackplasticcoverandplaceitonthemicroprocessorsocketofthefailing
systemboardwhenyoucompletethisprocedure.
13.Holdingthemicroprocessorwithyourngers,positionthemicroprocessorsothatthenotchesonthe
microprocessorarealignedwiththetabsinthemicroprocessorsocketonthenewsystemboard.
Important
Toavoiddamagingthemicroprocessorcontacts,donottiltthemicroprocessorwheninstallingitinto
thesocket.
14.Lowerthemicroprocessorstraightdownintothesystemboardsocketofthenewsystemboard.
15.Lowerthemicroprocessorretainer.
16.Locktheretainerwiththesmallhandletosecurethemicroprocessorinthesocket.
17.Thenewretentionbrackethasplasticone-wayringsonthepoststhatinsertintotherearofthenew
systemboard.Installthenewretentionbracketbyaligningthepostsonthemodulewiththeholesinthe
systemboardandpushingthepoststhroughtheholesuntiltheretentionbracketissecure.
18.Installtheheatsinkandfanassemblyonthenewsystemboard.
Chapter8.ReplacingFRUs(Types7387,7388,7389,7393,7394,and7395)79
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