
12.Installthenewsystemboardintothechassisbyaligningtheeightscrewholesinthenewsystemboard
withthecorrespondingmountingstudsonthechassis.Then,installtheeightscrewstosecurethe
systemboardbyfollowingthesequenceshowninthefollowingillustration.
Figure191.Installingtheeightscrewstosecurethesystemboard
13.Installtheheatsinkandfanassemblyandconnecttheheat-sink-and-fan-assemblycabletothenew
systemboard.See“Replacingtheheatsinkandfanassembly”onpage189.
14.InstallallmemorymodulesandPCIcardsremovedfromthefailingsystemboardontothenewsystem
board.See“Installingorreplacingamemorymodule”onpage152and“Installingorreplacinga
PCIcard”onpage154
.
15.Refertoyourrecordtoconnectcablestothenewsystemboard.Youalsocanreferto“Locating
partsonthesystemboard”onpage82tohelpyoulocatetheconnectorsonthesystemboardand
connectcables.
16.Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage216.
Thefailingsystemboardmustbereturnedwithamicroprocessorsocketcovertoprotectthepinsduring
shippingandhandling.
Toinstallthemicroprocessorsocketcover,dothefollowing:
1.Afteryouhaveremovedthemicroprocessorfromthefailingsystemboard,closethemicroprocessor
retainerandthenputthelevertothelockedpositiontosecuretheretainerinplace.
Chapter11.ReplacingFRUs(machinetypes:30A2and30A3)215
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