-
There is no way to solve this, just like the sound of the air conditioner plug-in, there is no way to solve it, it is the sound of normal operation, just get used to it.
If the light is shining normally, the power adapter is not performing well, and if the light is not on, it is likely to be caused by the wrong wiring.
It is because there are too few keels of the ceiling, and the resonant sound generated is best removed and fixed with a wooden square.
The buzzing of the expensive fruit on the document is because when you are reluctant, you live in a building, and there are people on it, so he can often be. Like below. Flushing, so it is normal for phase movements, and when decorating, you can install the water pipe in the bathroom and then use soundproof cotton to isolate it, which will reduce the sound. >>>More
The reason why the toilet is buzzing.
It may be that the sewers are not tightly closed. >>>More
The switch is connected to the zero line, turn off the live wire, and the zero line induces leakage from the capacitance to the ground, and there will be a faint glow phenomenon after the switch is turned off, and replacing the zero line of the live wire is the best solution.