4.Turn the computer right-side up, with the front toward you.

5.Disconnect the following cables from the system board:

1 TouchPad board cable

2 TouchPad on/off button board cable

3 USB board cable

4 Power connector cable

6.Release the power connector cable 1 and USB board cable 2 from the clips and routing channel built into the top cover.

Removal and replacement procedures

4–40