18.Installthetenscrewsfollowingtherecommendednumericalsequenceasshowntosecurethenew
systemboardonthechassis.
Figure167.Installingthescrewstosecurethesystemboard
19.Removethemicroprocessorsfromtheoldsystemboardandinstallthemonthenewsystemboard.See
“Installingorreplacingthemicroprocessor”onpage141
.
20.Theoldsystemboardmustbereturnedwithtwomicroprocessorsocketcoverstoprotectthepinson
themicroprocessorsocketsduringshippingandhandling.Usethemicroprocessorsocketcovers
removedfromthenewsystemboard.
Toinstallamicroprocessorsocketcoverontheoldsystemboard,dothefollowing:
a.Ensurethatthesmallhandleandthemicroprocessorretainerareinthefullyopenposition.See
“Installingthesecondmicroprocessor”onpage141.
Note:Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpins
mustbekeptascleanaspossible.
Chapter6.Installing,removing,orreplacinghardware203