Guide: Any electrical equipment, used for a long time has a broken day, led desk lamp is the same. I believe many people will encounter the situation that the led desk lamp is broken. How can the led desk lamp be broken? Although the led desk lamp has long life and other characteristics, the damage is normal. Is the LED desk lamp not good for sight? People often ask this question. Below, we will come to understand, the following small series mainly to tell you how to repair the led desk lamp is broken, let's learn together!
Led desk lamp
How to repair the led desk lamp
How to repair the led desk lamp? First of all, we must look at the extent of the bad, if only the lamp bead of the desk lamp is broken, it does not light up, it means that there is a problem with the resistor, this requires the replacement of the lamp bead and the resistor. As for how to change the law? This is still a special repair shop for repairs. If you are changing the lamp, you should follow the instructions on the lamp at that time. The size and style of the lamp should be consistent to avoid a safety accident. There are thousands of unexpected situations in which the led lamps are broken. They cannot be eliminated one by one, but they can use the coup to solve them one by one.
How to repair the led desk lamp? The second case is that all the lamp beads are not as bright as before. This means that the battery inside the desk lamp may be broken. You need to replace it again. Also check the root of the link battery and power supply. Is the line broken? If the connection line is broken, the replacement is OK. This one cannot be repaired. There is no equipment and facilities, and no repair method can be found. The solution is only replacement. In fact, in the case of how the led desk lamp is broken, it is a small problem.
How to repair the led desk lamp? In the third case, the lamp strip cannot be switched normally. Generally, the desk lamp will have a switch between dark light and bright light. If this is the case, there may be a problem with the governor. The interface is checked. Is it loose or not secure? Is the controller broken? If the controller is broken, it needs to be replaced. If the interface is tight, it can be tightened.
Led desk lamp
How to repair the led desk lamp? The fourth most common situation is that the light strip is not bright. This non-lighting is divided into partial non-lighting, or all of them are not bright. If it is partially unlit, it will lead to such a situation. A lot, either the circuit is in the process of transportation, short circuit, or the voltage caused by the lamp bead is broken; or the welding process is not connected during the transmission, if this is the case, the lamp bead is not cut off the power supply The bright section is cut off and the two-way plug is inserted into both ends.
Is the LED desk lamp bad for vision?
LED table lamp is not good for vision? LED table lamp, because the light source is LED, LED is a DC light-emitting device, theoretically it is emitted light, different from the light emitted by our previous generations of light sources, traditional The light source, including energy-saving lamps, metal halide lamps, incandescent lamps, etc., are all exchanged, and will change with the frequency of the input current of the civil power grid (China is 220V, 50HZ power grid), so the frequency fluctuation of the alternating current causes the traditional light source to strobe. Long-term work and study under this kind of light source will hurt the eyes. If you use the LED desk lamp, you don't know how to choose. Not all LED desk lamps are not strobed. If you use a rechargeable battery, the LED panel will not directly see the LED bulbs and no glare. It is the ability to protect the eyes until the protection, please be sure to choose the surface to shine. The other is to use the LED desk lamp driven by the constant current power supply. This kind of product, you don't know what to look at, or you need to find a reputable manufacturer to buy.
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