Procedure........................................................................................309 Replacing the optical drive.......................................................... 33Procedure........................................................................................ 33Post-requisites................................................................................3310 Removing the hard drive............................................................34Prerequisites....................................................................................34Procedure........................................................................................3411 Replacing the hard drive.............................................................37Procedure........................................................................................ 37Post-requisites................................................................................ 3712 Removing the system-board shield......................................... 38Prerequisites....................................................................................38Procedure........................................................................................3813 Replacing the system-board shield......................................... 40Procedure........................................................................................40Post-requisites............................................................................... 4014 Removing the memory module................................................ 41Prerequisites.................................................................................... 41Procedure........................................................................................ 4115 Replacing the memory module................................................ 43Procedure........................................................................................43Post-requisites............................................................................... 4416 Removing the wireless card...................................................... 45Prerequisites....................................................................................45Procedure........................................................................................ 453000 Series 4