5. Connect the power-adapter port cable to the system board.
6. Connect the I/O-board cable and close the latch.
7. Connect the coin-cell battery cable to the system board.
8. Connect the fingerprint-reader cable and close the latch.
9. Connect the hard-drive cable and close the latch.
NOTE:
This step applies only to computers shipped with a hard drive.
10. Connect the keyboard back-light cable and close the latch.
11. Connect the touchpad cable and close the latch.
12. Connect the keyboard cable and close the latch.
13. Connect the speaker cable.
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Replacing the system board