System Board 69Replacing the System Board1 Follow the instructions in "Before You Begin" on page 9.2 Slide the connectors on the system board into the slots on the computerbase.3 Replace the two screws that secure the system board to the computer base.4 Connect the speakers cable, USB-board cable, microphone cable, andAC-adapter cable to the connectors on the system board.5 Replace the Mini-Card. See "Replacing the Mini-Card" on page 27.6 Replace the processor. See "Replacing the Processor Module" on page 48.7 Replace the thermal cooling assembly. See "Replacing the ThermalCooling Assembly" on page 46.8 Follow the instructions from step 3 to step 4 in "Replacing the Hard Drive"on page 39.1 screws (2) 2 system board21