Avision AD280 - Removing the Upper Base and Bottom Base

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6.1.10 Removing the Upper Base and Bottom Base
1. Remove the Left/Right Covers as described in the preceding section 6.1.9.
2. Disconnect the 2 cables from the main board.
(Tip: Unlock the black cable connector switch, and remove the cable.)
3. Lift the upper base from the bottom base.