Steps
1. Disconnect the speaker cable from the I/O board.
2. Disconnect the I/O-board power cable from the I/O board.
3. Open the latch and disconnect the I/O-board data cable from the I/O board.
CAUTION: Do not disconnect the 40-pin I/O-board cable from the I/O board without removing the latch. The
connector will be damaged if you attempt to disconnect the cable without opening the latch.
4.
Remove the three screws (M2x3) that secure the I/O board to the palm-rest assembly.
5. Lift the I/O board off the palm-rest assembly.
Installing the I/O board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of I/O board and provides a visual representation of the installation procedure.
Steps
1. Using the alignment post, place the I/O board on the palm-rest assembly.
2. Replace the three screws (M2x3) that secure the I/O board to the palm-rest assembly.
3. Connect the I/O-board data cable to the I/O board and close the latch to secure the cable.
4. Connect the I/O-board power cable from the I/O board.
5. Connect the speaker cable from the I/O board.
Removing and installing components
43
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