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What if the projector has no signal? Projector no signal solution

May 11, 2022

The home projector brings us a lot of convenience, and there are some use problems in the process of use. The mini projector shows that no signal is the most common type of problem, then what if the projector has no signal?
The WiFi home projector has no signal check steps:


1. Check if the home projector is connected to the computer using a VGA cable or an HDMI cable.


2. If it is a VGA connection, please check if the mini projector is selected to VGA or computer mode. If it is HDMI connection, please check if the projector selects HDMI mode, which is the choice of signal source input;


3. If the connected device is a desktop computer, you need to adjust the resolution of the computer according to the resolution of the WiFi mini projector. Usually, the refresh frequency can be adjusted to 60 Hz. Some are higher. It is best to try one by one, then shut down and re-use the VGA connection projection. If the notebook is connected to the projector, you need to press FN+FX in the lower left corner of the keyboard (one of the F1-F12 switches). Usually, there are 3 modes for switching between the two modes. You can Press once, twice, three times and try again;


4, if the above operation is no problem, the mini projector still shows no signal, you can try to change the root cable.

1080P home projector


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