Personal Computer User Manual

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Openthecomputercover.See“Openingthecomputercover”onpage14.
3.Locatethesystemboardanddisconnectallcablesconnectedtothesystemboard.See“Locating
partsonthesystemboard”onpage10.
4.Removetheheatsinkandfanassemblywiththefanduct.See“Replacingtheheatsinkandfan
assembly”onpage33.
Note:Donotletthethermalgreaseonthebottomoftheheatsinkandfanassemblygetincontact
withanything.
5.Liftthesmallhandle1toreleasethemicroprocessor2securedonthesystemboard.
Figure37.Accessingthemicroprocessor
6.Liftthemicroprocessorstraightupandoutofthemicroprocessorsocket.
Figure38.Removingthemicroprocessor
42ThinkCentreUserGuide