E
N
several possible causes.
Possible causes are:
•
The IR-pen is switched off.
•
The Vmarker pen II is not paired to the Vmarker sensor II.
•
The batteries are wrongly placed, check the polarity of the batteries.
•
The batteries are empty, replace the batteries.
•
The angle of the IR-pen to the projection surface is not good, try to adjust the angle
of the IR-pen to the surface.
•
Be sure there is nothing between the IR-LED of the IR-pen and the Vmarker sensor
Vmarker Interactive Whiteboard
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