iMac G5, 17-inch Take Apart -
Logic Board
11. Disconnect the three connectors near the bottom left corner of the midplane. These
cables connect to the speakers, microphone, and the fan. Note: Pull on the connector,
not the cables.
12. Using a T-10 screwdriver, remove six silver logic board screws and with a Phillips #2
screwdriver, remove the two brass screws in the bottom right and left corners of the
logic board. Note: The numbers are for replacement order, disregard for take-apart.