6. Disconnect the speaker cable from the system board.7. Open the latch and disconnect the keyboard cable from the system board.8. Open the latch and disconnect the touchpad cable from the system board.9. Open the latch and disconnect the keyboard back-light cable from the system board.10. Open the latch and disconnect the hard-drive cable from the system board.NOTE: This step applies only to computers shipped with a hard drive.11. Open the latch and disconnect the fingerprint-reader cable from the system board.12. Disconnect the coin-cell battery cable from the system board.13. Open the latch and disconnect the I/O-board cable from the system board.14. Disconnect the power-adapter port cable from the system board.74 Emolevyn irrottaminen