12.Reinstallanypartsandreconnectanycablesthathavebeenremovedordisconnected.
13.Reinstallthecomputercoverandreconnectpowercordsandallotherexternalcables.See“Completing
thepartsreplacement”onpage43.
14.Turnonthecomputerandremovethediscfromtheopticaldrive.
Chapter5.Updatingsystemprograms61
