Acer TRAVELMATE 7730 Service Manual page 111

Taking care to note the cables' routing and positions as they are installed from
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Acer, slide the microphone and speaker cables out of the wireless bay.
Remove the screws from the bottom of the notebook.
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Short screw
Short screw
Screw
Turn the notebook over so the top is facing up.
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Taking care to note the cables' routing and positions as they are installed from
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Acer, pull the microphone and speaker cables out from under the system board.
Chapter 3: Replacing notebook components
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Connectors
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