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Whether it is a wiring problem, or it may be that the switch is not touched.
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There is a problem with the circuit of the duplex switch.
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The light in the living room is not lit when the double switch is turned on, and the other switches will be on, are the other switches you said are together with this switch? If it's together, it's definitely the wrong wire.
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Explain that the switch is affected to a certain extent Under normal circumstances, a switch can always be turned off, if there is a problem with the switch, so it will show that another place will be lit.
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The light in the living room is a double switch, and it is found that there is a total of no light, in fact, there is a broken line inside, you can find an electrician to check it.
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I think there must be a problem with the line or the wrong route, otherwise this would not have happened. It is recommended that you find someone who knows the line for you.
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This may still be a problem with the wiring of the wire, I think it is better to find a professional electrician to come and check the wiring.
[How to control two lights with a double-link dual-control opening and copying,]. >>>More
Dual-control switches have the same reason. One switch is connected to the live wire, and two are double control wires. The other switch is connected to the control line, and the two double control wires are connected. >>>More
The corridor lights need to be switched with dual controls, and the living room lights are dispensable. However, for the sake of convenience, it is recommended to use dual control switches for all.
The first thing you need to know is the polarity and purpose of each power cord on the wall, which is a prerequisite for proper connection. The switch is two dual-control switches, of which L10, L11, and L12 are a group, and L20, L21, and L22 are a group. The L10 and L20 interfaces are connected to the live wire, and the living room lights used by dual control can be connected according to the dual control, and the spotlights can be connected according to the single control. >>>More
This just happened in my house My dad suddenly called and asked me if I was home He said that the lights in the house The lights in my room The air conditioner was all turned on At first I thought it was a thief but the door was locked The battery of the air conditioner remote control was unplugged by me on the TV remote control My dad belongs to the kind of special province Generally does not turn on the air conditioner at home It's really strange You said that the light air conditioner can be explained The key is that the light in my room The light in the living room is also on The ghost is out? Although I don't believe in ghosts, I haven't found a more scientific explanation for it.