Removing the bottom cover..............................................................................................32Prerequisites..................................................................................................................................................... 32Procedure......................................................................................................................................................... 32Replacing the bottom cover..............................................................................................34Procedure.........................................................................................................................................................34Post-requisites...................................................................................................................................................34Removing the 3.5-inch hard drive....................................................................................35Prerequisites..................................................................................................................................................... 35Procedure.........................................................................................................................................................35Replacing the 3.5-inch hard drive....................................................................................37Procedure......................................................................................................................................................... 37Post-requisites...................................................................................................................................................38Removing the 2.5-inch hard drive................................................................................... 39Procedure.........................................................................................................................................................39Prerequisites..................................................................................................................................................... 40Replacing the 2.5-inch hard drive....................................................................................41Procedure......................................................................................................................................................... 41Post-requisites.................................................................................................................................................. 42Removing the hard-drive cage......................................................................................... 43Prerequisites..................................................................................................................................................... 43Procedure.........................................................................................................................................................43Replacing the hard-drive cage......................................................................................... 44Procedure.........................................................................................................................................................44Post-requisites.................................................................................................................................................. 44Removing the power-supply unit.....................................................................................45Prerequisites..................................................................................................................................................... 45Procedure.........................................................................................................................................................45Replacing the power-supply unit.....................................................................................49Procedure.........................................................................................................................................................49Post-requisites.................................................................................................................................................. 52Removing the processor-cooling assembly......................................................................53Prerequisites..................................................................................................................................................... 53Procedure.........................................................................................................................................................534