Steps
1. Lift the latch and disconnect the keyboard-backlight cable from the system board.
2. Disconnect the speaker cable from the system board.
3. Lift the latch and disconnect the keyboard cable from the system board.
4. Lift the latch and disconnect the touchpad cable from the system board.
5. Remove the screw (M2x3) that secures the WLAN-card bracket to the system board.
6. Remove the wireless-card bracket from the system board.
7. Disconnect the wireless antennas from the wireless card.
NOTE: The wireless card is soldered to the system board and cannot be removed from the system board.
8. Remove the screw (M2x2) that secures that system board to the palm-rest and keyboard assembly.
9. Remove the three (M2x4) screws that secure that system board to the palm-rest and keyboard assembly.
10. Disconnect the I/O-board cable from the system board.
11. Lift the system board off the palm-rest and keyboard assembly.
Installing the system board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
38
Removing and installing components