Epson BrightLink 450Wi User's Guide - Page 134

■ If you're using a DVD player or other video source, make sure the cables are connected correctly, as described on page 33. ■ If you are using a microphone connected to the projector's Mic port, make sure the cable is connected securely and the Mic Input Volume on the Settings menu is adjusted correctly. See page 75 for more information. Solving Problems With the Interactive Pens You see the message "Hardware device not found" when you try to use the Easy Interactive Driver. ■ Make sure the USB cable is securely connected to the projector and computer. Try disconnecting and reconnecting the cable to your computer. ■ If you're using a laptop computer, make sure the battery has enough power. ■ If an antivirus program is running, try disabling it and restarting the Easy Interactive Driver. You don't see the Easy Interactive Driver on your computer. If you don't see the pen icon on your taskbar (Windows) or in the Dock (Mac OS), do one of the following: ■ Make sure you install the driver from the CD labeled "Epson Projector Software for Easy Interactive Function." ■ In Windows, select All Programs or Programs > Epson Projector > Easy Interactive Driver. ■ In Mac OS, open the Application folder, then select the Easy Interactive Driver icon. ■ If the pen icon has a red X on it, make sure the USB cable is securely connected to the projector and computer. Try disconnecting and reconnecting the cable to your computer. 134 Solving Problems