Removing the processor fan and heat-sink assembly..................................................... 70Prerequisites..................................................................................................................................................... 70Procedure.........................................................................................................................................................70Replacing the processor fan and heat-sink assembly...................................................... 71Procedure..........................................................................................................................................................71Post-requisites................................................................................................................................................... 71Removing the processor................................................................................................... 72Prerequisites..................................................................................................................................................... 72Procedure......................................................................................................................................................... 72Replacing the processor....................................................................................................73Procedure......................................................................................................................................................... 73Post-requisites...................................................................................................................................................73Removing the wireless card.............................................................................................. 74Prerequisites......................................................................................................................................................74Procedure......................................................................................................................................................... 74Replacing the wireless card..............................................................................................75Procedure.........................................................................................................................................................75Post-requisites...................................................................................................................................................75Removing the antennas.....................................................................................................76Prerequisites......................................................................................................................................................76Procedure......................................................................................................................................................... 76Replacing the antennas.....................................................................................................78Procedure......................................................................................................................................................... 78Post-requisites...................................................................................................................................................79Removing the front-chassis fan........................................................................................80Prerequisites..................................................................................................................................................... 80Procedure.........................................................................................................................................................80Replacing the front-chassis fan........................................................................................ 82Procedure......................................................................................................................................................... 82Post-requisites...................................................................................................................................................83Removing the top-chassis fan...........................................................................................84Prerequisites..................................................................................................................................................... 84Procedure.........................................................................................................................................................846