Removing the DC-DC/ Charger Board

2. Remove the four screws from the left and right channel speakers. 3. Remove the left and right channel speakers from the lower case.

1. Remove the two screws from the audio and battery connection board. 2. Remove the audio board on the system board at CN24.

3. Remove the charger board from the system board at CN23

4. To reconnect the charger board, make sure that the charger board matches with the two pillars on the system board.