Prerequisites..................................................................................................................................................................... 72Procedure..........................................................................................................................................................................7237 Replacing the VR heat sink.........................................................................................................................74Procedure.......................................................................................................................................................................... 74Post-requisites.................................................................................................................................................................. 7438 Removing the processor fan and heat-sink assembly................................................................................. 75Prerequisites..................................................................................................................................................................... 75Procedure..........................................................................................................................................................................7539 Replacing the processor fan and heat-sink assembly................................................................................. 77Procedure.......................................................................................................................................................................... 77Post-requisites.................................................................................................................................................................. 7740 Removing the chassis fan.......................................................................................................................... 78Prerequisites..................................................................................................................................................................... 78Procedure..........................................................................................................................................................................7841 Replacing the chassis fan........................................................................................................................... 80Procedure......................................................................................................................................................................... 80Post-requisites................................................................................................................................................................. 8042 Removing the processor.............................................................................................................................81Prerequisites...................................................................................................................................................................... 81Procedure.......................................................................................................................................................................... 8143 Replacing the processor............................................................................................................................ 83Procedure..........................................................................................................................................................................83Post-requisites..................................................................................................................................................................8444 Removing the wireless card....................................................................................................................... 85Prerequisites..................................................................................................................................................................... 85Procedure......................................................................................................................................................................... 8545 Replacing the wireless card........................................................................................................................87Procedure..........................................................................................................................................................................87Post-requisites..................................................................................................................................................................8846 Removing the antennas............................................................................................................................. 89Prerequisites..................................................................................................................................................................... 89Procedure..........................................................................................................................................................................8947 Replacing the antennas..............................................................................................................................92Procedure..........................................................................................................................................................................92Post-requisites..................................................................................................................................................................9248 Removing the system board.......................................................................................................................936 Contents