Removing the power and volume-buttons board.............. 35Prerequisites.....................................................................................................35Procedure.........................................................................................................35Replacing the power and volume-buttons board...............38Procedure........................................................................................................ 38Post-requisites................................................................................................. 38Removing the speakers............................................................ 39Prerequisites.....................................................................................................39Procedure........................................................................................................ 39Replacing the speakers............................................................ 42Procedure........................................................................................................ 42Post-requisites................................................................................................. 42Removing the touch pad......................................................... 43Prerequisites.....................................................................................................43Procedure........................................................................................................ 43Replacing the touch pad..........................................................46Procedure........................................................................................................ 46Post-requisites.................................................................................................46Removing the fan...................................................................... 47Prerequisites.....................................................................................................47Procedure.........................................................................................................47Replacing the fan...................................................................... 50Procedure........................................................................................................ 50Post-requisites.................................................................................................505