1: First of all, there may be a problem with the color setting of the projector. You can enter the menu of the projector and reset the color until the color reaches the optimal state.
2: If it can't be solved, check if the pin of the signal line is damaged or the pin is broken.
Why can't the projector throw the contents of the entire image?
1: The reason why the content of the entire image cannot be cast is that there is a problem with the resolution of the projector, and the resolution can be re-adjusted to solve the malfunction.
The cause of blurred spots on the projector screen
1: On the one hand, the inside of the projector is too dirty, too much dust, and too much dust is absorbed on the liquid crystal panel.
2: The light is dirty and needs to be cleaned.
3: Optical spectroscope and partial burnt burn accounted for 80%
A very regular circle appears on the projector's screen
1: The reason for this is mostly that there is a problem with the LCD panel.
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