Some projector users may come across a dark projector screen when they use projectors.
This article will list solutions to the problem.
Pollution of the optical path system, mainly dust and oil stains, which will affect the quality of imaging over a long time.
Solution: clean and adjust optical path.
Brightness decreases of the bulb.
Solution: Replacing the bulb will be much better as the life span of lamp is 2,000-3,000 hours.
Solution: The problem caused by projector’s own hardware. We can pull the curtain down to project in the dark room.
The projector is in improper Setting
Solution: Adjust the brightness by means of remote control.
That are the solutions to the dark screen! May the tips help you out!