There are 3 wires in the living room lamp, one each in red, yellow and blue, how to achieve 3 open a

Try it with red and blue wires, it's easy to get the ,...... wrong if you use a color wire

If the school light in the living room has a blue wire and a white wire, and there is only one connection buckle, you should connect it from the two at this time or choose only one.

If you are sure that these two wires are headlights, then this is how to connect them, the live wire to the front end of the switch, the rear end of the switch to the red line, and then the green wire to the zero line.

Although they are three lines of fire, they are all in the same phase, and these three lines cannot be called fire wires, but "control lines."", only when the switch is turned on, it is charged! Due to the relatively large power of the living room lantern, in order to facilitate the control of multiple circuits and brightness of the headlamp, a multi-channel power supply method is adopted. Of course, there is now a microcomputer control switch on the market, the kind with a remote control, and the effect is quite good. >>>More

There are two possibilities, one is that this problem may occur when the live wire is directly incoming into the lamp, and there are more high-frequency harmonics in the second line.