The quality of Harry Potter in Universal Studios Beijing is not clear.

Solution: 1, the projector focal length is not adjusted well; Solution: Manually rotate the projector lens to focus the projection. Tip: Press the projector menu key to open the projector menu first, and then turn the lens to focus the debugging picture to the best, until you can see the subtitles on the menu clearly. In addition, some projectors can also adjust the projection focal length through the remote control.

2. The distance between the projector and the screen or the white wall is not within the projection range of the projector; Solution: Refer to the factory parameter description of the projector to see what the minimum projection distance and the maximum projection distance are, and adjust the distance between the projector and the curtain according to this range value.

3. There is too much dust on the lens of the projector or the dust filter net; Solution: After blowing the lens clean with a soot blower, clean the lens and dust filter. Oil or dust inside and outside the lens will seriously damage the picture effect and make the picture blurred. Tip: If a small part of the picture is clear and other pictures are not clear and fuzzy, it can generally be judged that the lens is stained with oil stains or thick dust.

4. The top or bottom of the projector is blurred, and other places are clear; Solution: Fine-tune the trapezoidal correction button of the projector until the picture is clear.

5. The light bulb projector has been used for a long time, and the whole picture is gray and fuzzy; Solution: Change a new light bulb.

Beijing Universal Resort Hotel is located in Tongzhou Cultural Tourism Zone, Beijing. This is the fifth global theme park in the world and the first in China. Officially opened on September 20th, 202 1.