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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. 9. Disconnect the RJ-11 cable from the main board. 10. Remove the RJ-11 jack from the lower case. 11. Remove the two screws fastening the main board to the lower case. 12. Detach the main board from the lower case as shown. 13. Turn the main board over, then remove the DC-in connector from the board as shown. Disassembling the Upper Case Assembly 1. Turn the upper case over. 2. Remove the two screws fastening the button board. 3. Detach the button board with FFC from the upper case as shown. 4. Remove the two screws fastening the LED board. 5. Detach the LED board with FFC from the upper case as shown. 6. Remove the two screws fastening the left speaker. 7. Remove the left speaker from the upper case as shown.