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Compared with the old car to use the traditional light bulbs, LED lamps have long life, the advantages of the lighting better and look more beautiful. Automotive headlamps when in use, the heat issue, leading to the surrounding temperature is high, and the heat is not very fast. The width light LED car made the normal operating temperature is below 60 ?, when the temperature exceeds 60 ?, the LED becomes less stable. Therefore, the biggest factor to affect the efficiency and lifetime of LED automotive lighting temperature, Therefore, if the headlamp surrounding temperature exceeds a certain temperature, LED is very easy to burn, and sometimes the base of the LED lights will directly Melt. For the majority of vehicles using LED lights, if the diode damage is more serious need to directly replace the assembly. Therefore, it is recommended that thermal conductivity, good LED The width light. Moreover, in the use of LED lights, if not all, light does not shine, the number of fault lights affect the results of case, the entire assembly to be replaced, thus the maintenance costs to a minimum. For car owners, maintenance and replacement costs caused by the high-tech behind the surge, so that they feel helpless. Some owners were forced to adopt a "potentially fraudulent" way to reduce maintenance costs. The owners Mr.Xiao told reporters that his vehicle Original LED turn signal light, the replacement of the repair shop, was told that they need the entire assembly replacement LED lights in a few years ago, he had to replace one that times only need to replace the bulbs there can be. But now, as long as the LED lights have a problem, it is necessary that the entire assembly to replace, the cost is soaring from tens of dollars to the first thousand. Their costs for this repair, he was very unwilling. Some dissatisfaction with mazda dvd and mazda navigation LED lights to replace the owners of skyrocketing costs, maintenance costs is passed on through other methods. Mr. Tan told reporters in private, due to dissatisfaction with the replacement of the LED lamp assembly too expensive, he had in the parking area, "accidentally" occurred in collisions, dangerous condition of insurance companies, so that these expensive maintenance costs transferred to the other. , "Buy low-quality car navigation systems, to go and kept prompted to" turn right, turn right and found - to turn a big circle back to the in situ "by the concern of the majority of drivers. Yesterday, reporters visited the city several 4S shop learned that only 11 manufacturers nationwide Genuine electronic map. The reporter came to Shanghai Volkswagen 4S shop, a professional told reporters, car navigation systems can be divided into external and built-in two kinds. External type, for example, If you are installing the high Tak electronic map, you can see the back of the machine housing will have to identify the authenticity of the coding, to scratch the silver layer and query. There Navigator installed on the machine inside the query function, above the signature, version number and activation code, only three yards complete is true. If the query to display is garbled, or not see what figures most likely pirated map. Another 4S shop, the reporter learned that sold here are mostly corresponding with car dvd the brand built-in car navigation systems, not only navigate with a reversing video, DVD and other entertainment features, price range at 3000-5000 yuan. each time you upgrade the maps have to spend more than 200 yuan.
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