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Chapter 3 63
7. Disconnect the touchpad FFC, left speaker cable, button board FFC, and LED board FFC from the main
board.
8. Carefully detach the upper case assembly from the lower case assembly.
Disassembling the Lower Case Assembly
1. Disconnect the USB cable from the main board.
2. Remove the screw fastening the USB board and take out the board and its cable from the lower case.
3. Then detach the USB cable from the USB board.
4. Disconnect the Bluetooth cable from the main board.
5. Take out the Bluetooth module and its cable from the lower case as shown.
6. Then detach the Bluetooth cable from the Bluetooth module.
7. Disconnect the right speaker cable from the main board.
8. Remove the two screws fastening the right speaker, then lift it out from the lower case.