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Troubleshooting
Q1: Why does the message “No LightPen found” appear?
A:
It may be caused by following:
(1)
Your computer and projector are not properly connected. Please make
sure the USB cable is properly inserted in both your computer and pro
-
jector.
(1-1)
Insert the USB cable again if you see the screen as shown below.
(1-2) If the SPDriver Icon as shown as the following image (A), it
indicates that USB cable is not connected or the USB port is out
of order. If icon is shown as (B), it means you can use LightPen
program.
(A)
(B)
(2)
Please use the USB cable included with your projector.If a USB exten
-
sion is needed, please contact your dealer.
(3) The USB port of your computer is not working. Please contact your IT
staff.
Q2: How come the round calibration target does not execute
properly?
A:
(1) Please check whether the pointer or light pen is working:
(1-1)
Please make sure the pointer or light pen has a battery of adequate
power and has been turned on.
(1-2) When using the pointer or light pen, please avoid writing in
shadow areaa (see figure below) and maintain a 25 degree angle
against the projection screen.The pointer
or light pen is available for use only when
signals transmitted by it can be received
by the sensors.
CMOS Sensor