10.Installthefourscrewstosecurethenewheatsinkandfanassemblyandthebackplaneonthesystem
board.Itisrecommendedthatyoucarefullyinstallthefourscrewsusingthefollowingmethodto
avoidanypossibledamagetothesystemboard.
a.Partiallytightenscrew1,thenfirmlytightenscrew2,andthenreturntoscrew1andfirmlytighten
it.Donotover-tightenthescrews.
b.Partiallytightenscrew3,thenfirmlytightenscrew4,andthenreturntoscrew3andfirmlytighten
it.Donotover-tightenthescrews.
Figure106.Installingthescrewstosecuretheheatsinkandfanassemblyandthebackplane
11.Connecttheheatsinkandfanassemblycabletothemicroprocessorfanconnectoronthesystem
board.See“Systemboardcomponents”onpage39.
Note:Iftheheatsinkandfanassemblycableislong,looselywrapit.
12.Ifyouareinstructedtoreturntheoldheatsinkandfanassembly,followallpackaginginstructionsand
useanypackagingmaterialsthataresuppliedtoyouforshipping.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage163.
Replacingthemicroprocessor
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage65.
Thistopicprovidesinstructionsonhowtoreplacethemicroprocessor.
Chapter6.Installing,removing,orreplacinghardware151
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