116问答网 > TCL电视型号L50E5690A——3D，开机后有声音没图像，请问有谁能指教或维修？

TCL电视型号L50E5690A——3D，开机后有声音没图像，请问有谁能指教或维修？

2025-03-15 06:48:00
推荐回答（2个）
回答1：

LED灯排坏了，拆开前面板在显示屏的后面有LED灯排用万用表的二极管档单个测试，正常应该发光、不发光的证明击穿，如果有坏的就去淘宝搜索一样型号购买更换。

LED灯条

回答2：

有声音无图像背光亮那就是逻辑板或屏坏了，有声音无图像背光不亮那就是LED灯条或恒流板坏了

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