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- How to care and maintain the projector?
For the projector, it is easy to carry, can be placed at will, the user is more convenient to use. But no matter what projector, long time use will definitely have some impact. So maintenance is a key, we have to be scientific to maintain, so that it can play its best role. 1. Do […]
- How to use the projector?
The projector we all know, it is now very widely used in schools, conference rooms, cinemas, opera houses and other places are using the projector, so we know how to use the projector? Detailed steps for the use of the projector 1.Turn on the power and open the lens cover. Plug the power […]