Removing the I/O Board
1. Follow the procedures in Before Working Inside Your Computer
2. Remove:
a. Battery
b. Hard Drive
c. Optical Drive
d. Bottom Cover
3. Perform the following steps as shown in the illustration:
a. Unlock the I/O press latch door [1].
b. Lift it upwards to open it [2].
c. Remove the screw that secures I/O board to the computer chassis [3].
4. Perform the following steps as shown in the illustration:
a. Lift the locking tab [1].
b. Disconnect the I/O cable from the system board [2].
c. Lift the display assembly cable upward direction [3]
d. Disconnect the cable [4].
5. Perform the following steps as shown in the illustration:
a. Remove the screws that secure the I/O board to the computer [1].
b. Lift the I/O board from the computer [2].
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