易坏、亮度衰减快，是现在LED灯通病，用2个灯改进实现1+1≥2的效果！|光头机电

(5:35)

价值50元的Led筒灯，出现亮度降低无法照亮情况，拆开一探究竟，是元件问题还是灯珠问题，介绍下led灯闪烁，不亮，亮度低等损坏原因

(4:6)

Charging LED lamp is easy to use, high brightness, and can be repaired casually

(4:3)

LED lamp is broken and easy to repair at home, just know this is enough

(3:34)

LED是如何实现亮度和色温调整的？拆个恒流驱动电源看一下

(4:42)

用个LED射灯，加个音响散热片，用于房间内照明效果杠杠的！|光头机电

(4:17)

100元品牌led灯不到1年就损坏，其实1根电烙铁，就能检测和维修

(4:7)

This LED lamp element is simplified so that the current of each channel is easily calculated

(5:35)

零成本修LED灯#温哥华 #电工 #房屋保险 #汽车保险 #家电维修 #监控 #平安钟 #防火 #防盗 #水灾 家电维修 认准易管家HelloButler

(17)

用三个电子元件就可以让led灯珠闪烁起来

(23)

造型中LED灯每月会损坏上百个，闪烁亮度低，每月更换费用上万

(4:14)

轻松维修坏掉的led灯，方法简单易懂无需复杂工具即可维修

(5:2)

LED lights glow dark, flashing don't throw, just change a component perfect as new,

(4:14)

led该如何判断好坏呢

(26)

Don't throw out the LED lamp if it is broken,change it to a component and fix it.Circuit composition

(5:23)

一个LED驱动，接两个灯板刚刚好，我修好的恒流输出电流太高了

(3:58)

LED灯坏了就扔太浪费，其实都是小问题，简单修下就能用【我爱电器维修】

(3:2)

家里吸顶灯坏了不要担心，换上这款#led磁吸灯芯轻松替换，实惠又简单#吸顶灯#居家好物

(13)

才知道，LED灯更换驱动，电流、电压参数按这方法计算轻松搞定

(4:44)