PowerLite 1751 XGA 3LCD Projector

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  1. 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
  2. What should I do if I see the message No Signal? [ Answer
  3. Can I connect external speakers to the projector? [ Answer
  4. I am setting up my projector wirelessly. The projector's security setup menu does not allow me to enter a colon or space characters contained in my wireless network passphrase. What should I do? [ Answer
  5. 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
  6. When I play a DVD movie on my Mac, the projected image is a box with a checkered pattern, but the computer monitor looks normal. What should I do? [ Answer
  7. I replaced the projection lamp, but I still see the message Replace the Lamp. How do I clear this message? [ Answer
  8. When and how should I clean or replace the air filter? [ Answer
  9. I am having trouble projecting through the USB cable connection. What should I do? [ Answer
  10. I am unable to connect my Mac to any of the projector's ports. What should I do? [ Answer

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