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7.2Disconnect the Audio/FRONT USB/TOP USB/ CARD READER /FRONT cable from the main board
7.3Disconnect the eight screws fastening the main board to the case and Remove the Main Board
NOTE: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal.
7.4Remove the Rear IO Shield.
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