Personal Computer User Manual

Figure40.Removingthesevenscrewsthatsecurethesystemboardtothemainbracket
13.Placethenewsystemboardintothechassisandalignthescrewholeswiththoseinthechassis.
14.Reinstallthesevenscrewsthatsecurethesystemboardtothemainbracket.
15.ReinstalltherearI/Oassembly.See“ReplacingtherearI/Oassembly”onpage96.
16.Reinstallthebattery.See“Replacingthebattery”onpage108.
17.Reinstallthememorymodules.See“Installingorreplacingamemorymodule”onpage110.
18.Reinstallthemicroprocessor.See“Replacingthemicroprocessor”onpage103.
19.Reinstalltheheatsinkassembly.See“Replacingtheheatsinkassembly”onpage101.
20.Reinstallthesystemboardshield.See“Removingandreinstallingthesystemboardshield”onpage98.
21.Reconnectallcablesthatweredisconnectedfromthesystemboard.See“Systemboardpartsand
connectors”onpage84
.
22.Goto“Completingthepartsreplacement”onpage121.
Thefailingsystemboardmustbereturnedwithamicroprocessorsocketcovertoprotectthepinsduring
shippingandhandling.
Toinstallthemicroprocessorsocketcover,dothefollowing:
1.Releasetheleversecuringthemicroprocessorretainerandopentheretainertoaccessthe
microprocessor.
2.Graspthemicroprocessoronthesidesandliftitstraightupandoutofthesocket.Donottouchthe
contactsonthemicroprocessorsocket.
3.Notetheorientationofthesocketcover.Alignthenotches1onthemicroprocessorsocketcover
withthealignmentkeys2onthemicroprocessorsocket.Installonesideofthesocketcoverinto
themicroprocessorsocket.
Chapter8.ReplacingFRUs115