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Appendices
8. Use the USB cable included with your projector and check
again. If an USB extension is needed, please contact your
distributor.
9. The USB port of your computer may not work properly.
Please contact your IT staff.
Q4 What to do when there is only single touch point?
A:
1. Re-plug USB cable from PC.
2. Go to “Control Panel” and make sure “Tablet PC Compo-
nents” is selected.
Q5 When should Calibration and Touch Area Setting be done?
A: Please perform Calibration and Touch Area setting during
fi
rst
installation. If projector or screen is moved, Touch Area Setting
and Calibration should be performed again.
- When Laptop/PC resolution is changed, calibrate again.
- For better accuracy, please do Manual Calibration.
- If an overlarge offset is observed, please perform Manual
Calibration and see Step 5 Calibration for troubleshooting.
Q6 What to do when Auto Calibration and Auto Touch Area Setting
both failed?