PowerLite 821p Multimedia Projector


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  1. What is the maximum number of projectors that can be registered in EMP Monitor v. 4.01? [ Answer
  2. Does the PowerLite 821p offer network monitoring and control capabilities? [ Answer
  3. My image does not appear on the screen. What should I do? [ Answer
  4. After upgrading EMP Monitor on my computer, no projectors appear on the screen when I launch EMP Monitor. What’s wrong? [ 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. Why isn’t there any sound? [ Answer
  7. How far can the projector be placed from the screen? [ Answer
  8. How should I replace the air filter? [ Answer
  9. I am unable to connect my Mac to any of the projector's ports. What should I do? [ Answer
  10. Is there a recommended sequence for turning on the projector and other equipment? [ Answer

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