5
FAQ
Question
Answer
„Writing” on the screen doesn't match with
electronic pen position.
Make the calibration.
The interactive whiteboard works upside-
down (right-left, top-bottom).
Make the calibration.
Turn the camera upside-down.
The interactive whiteboard does not want
to calibrate
Darken the room .
Move out lamps, light bulbs, reflective
objects from the area of camera view.
Decrease the distance of the camera to the
screen (maximum distance 5m).
The interactive whiteboard does not see
the electronic pen in some areas
Position the camera correctly .
Move the camera closer to the screen.
While moving the electronic pen, the
cursor is skipping, leaving zigzag lines.
Remove the reflective objects from the
area of camera view darken the room .
Darken the classroom.
The line drawn by the pen is not smooth
Increase „Sensitivity correction”
parameter.
Theinteractive whiteboard stops seeing the
electronic pen
Replace the batteries in the electronic
pen.
I am moving the electronic pen on the
screen and nothing is happening .
Check whether camera and computer are
connected with USB cable.
Push the button on the electronic pen in
order to activate it.
Make sure that while moving the pen on
the screen (with the button pressed), the
camera light twinkles green.
While using the pen the lamp does not
twinkle green
The electronic pen is out of the visual area
of the camera. Move the camera closer to
the screen.
The camera is disarranged. Correct the
position of the camera.
The batteries in the electronic pen are
discharged. Change them.
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