Computer Drive User Manual
Figure22.Removingthemicroprocessor
6.Makesurethatthesmallhandleisintheraisedposition.
7.Removetheprotectivecoverthatprotectsthegoldcontactsofthenewmicroprocessor.
8.Holdthenewmicroprocessorbyitssidesandalignthesmalltriangleononecornerofthenew
microprocessorwiththecorrespondingsmalltriangleononecornerofthemicroprocessorsocket.
9.Lowerthenewmicroprocessorstraightdownintothemicroprocessorsocketonthesystemboard.
10.Lowerthesmallhandletosecurethenewmicroprocessorinthesocket.
11.Reinstalltheheatsinkandfanassembly.See“Replacingtheheatsinkandfanassembly”onpage23.
12.Reinstallanypartsandreconnectanycablesthathavebeenremovedordisconnected.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage43.
Replacingthepowersupplyassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.T oobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacethepowersupplyassembly.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafetyandproperUnderwritersLaboratories(UL)certication.
28ThinkCentreUserGuide