分享簡單修復LED嵌燈 - 居家修繕
By Aaliyah
at 2021-10-08T11:01
at 2021-10-08T11:01
Table of Contents
☆★電氣危險性高,DIY請注意安全;若無相關知識,請勿自行處理★☆
﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉﹉
LED嵌燈壞掉前會開始閃爍
時好時壞
這種燈裡面通常有30顆燈珠
分成兩組串聯
其中一顆有問題就會閃爍
但整組換掉很浪費
其實可以持續開著直到燈光半邊不亮
就可以用電表定位出壞掉的燈珠
https://i.imgur.com/VK3keh8.jpg
調到2K電阻
注意燈珠有方向性
https://i.imgur.com/GqIyd3l.jpg
直接用尖嘴鉗破壞掉
(不要想用烙鐵解焊,後面是散熱座…)
https://i.imgur.com/eyRGZhh.jpg
最後一坨錫搞定
https://i.imgur.com/E6USiIT.jpg
花不到5分鐘
可以再撐好幾個月
--
Tags:
居家修繕
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