
4.RemoveallmemorymodulesandPCIcardsthatarecurrentlyinstalled.See“Installingorreplacinga
memorymodule”onpage36and“InstallingorreplacingaPCIcard”onpage32.
5.Removethesecondaryharddiskdrive.See“Replacingthesecondaryharddiskdrive”onpage40.
6.Removetheheatsinkandfanassemblyfromthefailingsystemboard.See“Replacingtheheatsinkand
fanassembly”onpage44.
7.Removethemicroprocessorfromthefailingsystemboard.See“Replacingthemicroprocessor”on
page45.
8.Removethebatteryfromthefailingsystemboard.See“Replacingthebattery”onpage35.
9.Notethelocationofallcableconnectionsonthesystemboardanddisconnectallcables.See
“System-boardinternalconnectors”onpage25.
10.Removetheeightscrewsthatsecurethesystemboardtothechassis,followingthesequenceshown
intheillustration:
Figure25.Removingthesystemboard
11.Carefullyliftthefailingsystemboardoutofthechassis.
12.Positionthenewsystemboardintothechassissothatthescrewholesinthenewsystemboard
arealignedwiththoseinthechassis.Installthescrewsthatsecurethesystemboardfollowingthe
sequenceshowninRemovingthesystemboardFigure25onpage48
.
13.Removethemicroprocessorsocketcoverfromthenewsystemboard.
14.Installthememorymodules,PCIcards,battery,microprocessor,andheatsinkandfanassemblythat
youremovedfromthefailingsystemboardtothenewsystemboard.
15.Reinstallthesecondaryharddiskdrive.See“Replacingthesecondaryharddiskdrive”onpage40.
16.Connectallcablestothesystemboard.See“System-boardinternalconnectors”onpage25.
17.Goto“Completingthepartsreplacement”onpage57.
48ThinkServerHardwareMaintenanceManual
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