Lark FreeBird 35.9, Руководство пользователя

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Calibration of the touch screen
1. Touch button to start the calibration process.
2. When a black cross appears on the screen
press the very centre of the cross, using your
pointing pen. Than the cross will move to
another position, again press the centre of it.
Continue until the ‘OK’ message appears.
Than touch the screen to confirm the
calibration setting and return to the main menu.
3. In case the calibration process fails, it will be
repeated until successful.
Using the device
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