How to clean dust inside an infocus dlp projector

Written by t.m. wit
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As of 2009, the DLP InFocus projectors are one of the most popular high-definition projectors available on the market. Dust build-up is a common problem for any projector-based system, and knowing how to clean your expensive equipment is important. By following these instructions, you will be able to safely clean your DLP InFocus projector.

Skill level:

Things you need

  • DLP InFocus projector
  • Clean soft cloth
  • Nonabrasive lens cleaner
  • Can of compressed air

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    Cleaning the Lens

  1. 1

    Wet a soft, dry, lint-free cloth with a nonabrasive lens cleaner.

  2. 2

    Remove the lens cap.

  3. 3

    Slowly wipe the lens in a circular motion with the dampened cloth to clean the lens and remove dust.

    Cleaning the Inside of the Projector

  1. 1

    Unfasten the latches that house the projector case and open the projector.

  2. 2

    Open your can of compressed air and use the plastic attachment so the can will not drip liquid into your projector.

  3. 3

    Thoroughly spray the inside of your DLP InFocus projector with compressed air until the remaining dust is gone. Make sure you do not turn the compressed air can upside down, which could leak liquid and damage your projector.

  4. 4

    Replace the DLP InFocus projector case and your projector is now dust free.

Tips and warnings

  • You should clean your projector at least once a month to prevent any major dust build-up from occurring.
  • Be careful when using compressed air to clean your projector. The liquid inside the can sometimes spill out of the opening if used for too long or at odd angles.
  • Dust-off and similar compressed air products can become very cold if used for too long. Limit your compressed air use to five-minute intervals.

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