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Now, small cross mark will be appeared in the upper left corner in the grey screen as below.
Press the cross mark, then the cross mark will move to the upper right corner as below.
Press the cross mark again. The mark will move to lower right corner of screen. Press it again. The
cross mark will further move to lower left corner and center of screen after each touch. After touch
the cross mark in the center, the following sign will be displayed in the center of screen.
After a few seconds, the Settings screen will be re-appeared spontaneously.
Press the Home image to go to the Start-Up screen.
