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The laser mouse (VT-LM) has a RF USB receiver on one end. Pull it out
and insert into a USB port on your computer. Open the battery cover at
the back, insert one
AAA battery.
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The mode switch at the left side of the laser
mouse must be pushed forward to
activate the left/right mouse clicks.
Press the laser button to turn on the red laser to move the mouse cursor
to the target. Release the laser button, press the 2nd
button to activate the right mouse click, or press the 3rd
button to activate the left mouse click. |

There is a D-ring kept in between
laser button and the 2nd
button. Push the D-ring forward to press and hold down the laser button
so the laser beam is constantly turned on, then you can use the finger
to press on the 3rd
button to drag and draw.
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See
How to use
VT-DS and VT-TP?
about Digital Light Sensor setup, software installation and View
Touch calibration. Upon completion of
calibration, you may want to optimize the sensitivity level (the bar
on the right side) of the sensor to a point that matches the ambient
lighting condition and the brightness of the screen.
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Avoid bright spots appearing on the screen image, whether caused by
nearby lamps, light fixtures, light from the projector, or other
sources of strong light in the room. Otherwise the sensor will
become ‘fixated’ on it, causing the cursor to ‘stick’ to the bright
spot. To free your cursor, simply block the
digital light sensor. Then adjust
the angle of the projector, or dim the room lights, or move lamps
until the bright spot is removed. |
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Click
“Options” to open the selections: Although it is defaulted at
“Normal” which is good when using on rear projection screen in close
distance. Otherwise, click “Move
only”, so the laser light only
moves the cursor and does not activate the mouse click. Use the
buttons on laser mouse to activate the clicks. |
| Like most
devices, it will take a little practice to take the full advantages
of its functionality. Start from shorter distance for aiming
and clicking. Solitaire is the perfect game for this
practicing purpose. Do adjust the mouse double click speed to
the lowest to make double click much easier. |
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