PowerLite 1751 XGA 3LCD Projector

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  1. The message Not Supported is displayed. What's wrong? [ Answer
  2. I see only a black screen when I connect an HD video device to my projector through an AV receiver using HDMI cables. What should I do? [ Answer
  3. When and how should I clean or replace the air filter? [ Answer
  4. Can I project images from a computer over a USB connection? [ Answer
  5. How and when should I clean the lens? [ Answer
  6. I replaced the projection lamp, but I still see the message Replace the Lamp. How do I clear this message? [ Answer
  7. How do I set the password on the projector? [ Answer
  8. I connected an Elmo HV-110XG Document Camera to my projector using a VGA HD15 connection and I just see a blue screen with the message No Signal when I try to display an image from the document table source. What should I do? [ Answer
  9. I've lost my remote control. How do I obtain a replacement?

    [ Answer
  10. If I disconnect the USB cable that's connecting the projector to my Mac while using USB Display, the USB Display icon in my Dock disappears and I am unable to close the program. How do I close it? [ Answer

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