Replacing the fan.........................................................56Procedure............................................................................................... 56Post-requisites........................................................................................ 56Removing the heat sink................................................57Prerequisites............................................................................................57Procedure................................................................................................57Replacing the heat sink................................................59Procedure............................................................................................... 59Post-requisites........................................................................................ 59Removing the power-adapter port............................... 60Prerequisites........................................................................................... 60Procedure............................................................................................... 60Replacing the power-adapter port............................... 62Procedure............................................................................................... 62Post-requisites........................................................................................ 62Removing the power and volume-buttons board.......... 63Prerequisites........................................................................................... 63Procedure............................................................................................... 63Replacing the power and volume-buttons board.......... 65Procedure............................................................................................... 65Post-requisites........................................................................................ 65Removing the graphics daughter-board....................... 66Prerequisites........................................................................................... 66Procedure............................................................................................... 666