Removing the I/O board
1 Follow the procedure in Before working inside your computer.
2 Remove the base cover.
3 Remove the battery.
4 Remove the fan.
The following image indicates the location of I/O board and provides a visual representation of the removal procedure.
1 Remove the two screws (M2.5x3.5) that secure the left display hinge to the I/O board and palm-rest and keyboard assembly.
2 Open the display hinges at an angle of 90 degrees.
3 Peel the tape that secures the I/O-board cable to the I/O board.
4 Open the latch and disconnect the I/O-board cable from the I/O board.
5 Remove the screw (M2x3) that secures the I/O board to the palm-rest and keyboard assembly.
6 Lift the I/O board o the palm-rest and keyboard assembly.
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Removing and installing components
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