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The lighting circuit in the living room is on, and the lighting circuit in the bedroom is disconnected.
There are no more than three locations to check: switches, circuits, and light sources.
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If there is a problem with the light line or switch in your bedroom, find an electrician or check it yourself with an electric pen.
There are many kinds of LED bulbs, choose many lamp beads, high brightness, good quality, 12 brightness should be enough.
Because girls are more like going to the toilet! The boy can't go to the toilet because of something, and then you say that there is time.
It is recommended to check the wiring of the lamp holder to see if there is a phenomenon of poor contact, and some lights have a counting setting, pressing the switch once may be half bright, pressing twice to fully on, you can see if this is the case.
It should be that the switch pulse trigger controller inside the lamp holder is damaged.
The most common thing when the LED lamp bead is broken is that there is a black spot on the lamp bead, because it is a series of broken ones, and the group will not light up.