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Press the Zoom In and Zoom Out buttons at the same
time to help you re-center the image (Red Dot appears).
Two ways to quickly jump to the start/end point: 1) press and
hold the Power button , and slide the Joystick . 2)
quickly push the Joystick in the same direction twice.
The navigation speed can be adjustable in three levels: slow,
medium (the factory default) and fast. Push the Joystick to
one side and press the Zoom In/Out / to
increase/decrease the reading speed.