維修led燈燈珠多的方法 led燈故障與維修? |
發布時間:2022-09-03 11:49:48 |
大家好今(jin)天來(lai)介紹(shao)維修led燈燈珠多(duo)的方法(led照(zhao)明燈燈珠壞了怎么修)的問題,以(yi)下是小(xiao)編(bian)對此問題的歸納整理,來(lai)看看吧。 文章目錄列表:
LED燈15燈珠咋樣維修可以把(ba)壞的(de)LED燈(deng)珠短接(jie)掉,LED燈(deng)還會亮(liang)(liang)的(de)。方法是用萬用表(biao)電阻(zu)1k檔測量二(er)端,如阻(zu)值很小說明該(gai)燈(deng)珠燒毀了(le),只(zhi)要用短線跨接(jie)二(er)端,整個燈(deng)還會亮(liang)(liang)起。 led燈故障與維修1、LED燈常見故障及維修方法 2、1.LED燈(deng)珠(zhu)(zhu)損壞(huai)。這是一(yi)個很常見的錯(cuo)誤。一(yi)般LED燈(deng)珠(zhu)(zhu)燒(shao)壞(huai)時,表面會有(you)黑點,仔細觀察(cha)就(jiu)能分辨出來(lai)。對于這種故障維修(xiu),需要(yao)配備烙鐵來(lai)清除(chu)燒(shao)壞(huai)的燈(deng)珠(zhu)(zhu)并(bing)更換。沒有(you)LED燈(deng)珠(zhu)(zhu)怎么辦它可以由一(yi)個約150的電阻(zu)代替,如果由恒(heng)流源驅(qu)動,該電阻(zu)可以直(zhi)接短路。 3、2.濾(lv)波(bo)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)失(shi)效(xiao)。簡單的(de)LED燈通常是通過電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)電(dian)(dian)(dian)(dian)(dian)(dian)阻降壓(ya)后直接對交(jiao)流電(dian)(dian)(dian)(dian)(dian)(dian)源進行整流,再通過電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)濾(lv)波(bo)給LED燈珠供電(dian)(dian)(dian)(dian)(dian)(dian)。如(ru)果濾(lv)波(bo)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)失(shi)效(xiao),電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)會(hui)不穩(wen)定,DC電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)會(hui)很低,會(hui)使(shi)LED燈變暗。用(yong)萬用(yong)表的(de)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)文件(jian)測量(liang)濾(lv)波(bo)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)的(de)容(rong)(rong)量(liang)。如(ru)果誤差大于(yu)30%,則意味(wei)著電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)已(yi)經退(tui)化。只需(xu)找一個耐壓(ya)和容(rong)(rong)量(liang)大于(yu)等于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)參數(shu)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong),更換即可。 4、3.電(dian)(dian)(dian)容(rong)電(dian)(dian)(dian)阻(zu)(zu)降(jiang)壓模(mo)塊(kuai)損壞。電(dian)(dian)(dian)容(rong)電(dian)(dian)(dian)阻(zu)(zu)降(jiang)壓模(mo)塊(kuai)由(you)并聯的電(dian)(dian)(dian)容(rong)和(he)電(dian)(dian)(dian)阻(zu)(zu)組成。萬(wan)用(yong)表可以(yi)用(yong)來(lai)測(ce)量電(dian)(dian)(dian)容(rong)器和(he)電(dian)(dian)(dian)阻(zu)(zu)器是否(fou)損壞。如果(guo)損壞,找一個等(deng)效參數的電(dian)(dian)(dian)容(rong)和(he)電(dian)(dian)(dian)阻(zu)(zu)來(lai)更換。 5、4.線(xian)路斷開(kai)了。拆開(kai)LED燈,檢查內(nei)部輸入輸出接線(xian)有(you)(you)無斷線(xian),如(ru)果有(you)(you),用電烙鐵焊(han)接固定。 6、5.整流(liu)(liu)(liu)二極管(guan)故障(zhang)。整流(liu)(liu)(liu)二極管(guan)有(you)開(kai)路、短路等(deng)故障(zhang),可能是(shi)過(guo)電壓、過(guo)電流(liu)(liu)(liu)引(yin)起(qi)的,也可能是(shi)長期(qi)使用故障(zhang)引(yin)起(qi)的。隨便(bian)找(zhao)一個反向耐壓大(da)于350V,工作電流(liu)(liu)(liu)大(da)于0.5A的整流(liu)(liu)(liu)二極管(guan),比(bi)如1N4004~1N4007等(deng)。 7、6.LED恒流驅(qu)動電路(lu)故(gu)障。對于這種故(gu)障,需要有一(yi)(yi)定電子經驗的專業(ye)人員進行維(wei)修。對于普通(tong)用戶來(lai)說,在以(yi)上(shang)簡單(dan)故(gu)障查不出(chu)來(lai)后,不如(ru)更換一(yi)(yi)個新的LED燈。 8、以上是關于(yu)LED燈(deng)常見故障及維(wei)修方(fang)法的(de)知識。希(xi)望你能有(you)所(suo)收獲。 led燈珠如何飛線修復見是(shi)由多個(ge)燈(deng)珠串聯組成的Led燈(deng),如果只(zhi)壞1一2個(ge)燈(deng)珠,可直接短接此燈(deng)珠即可,如果壞多燈(deng)珠,只(zhi)能換燈(deng)珠或重新(xin)(xin)購新(xin)(xin)的 六個腿的led燈珠怎樣修如果要換6腳LeD燈珠(zhu),要用恒(heng)溫加(jia)熱臺溫度(du)設定280度(du),既(ji)可維(wei)修。 汽車led燈維修教程一、少量損壞 如果只(zhi)有一兩個燈珠壞掉了(le),我們(men)可以通過這兩種辦法進行維修: 1.找到壞(huai)掉(diao)的(de)燈(deng)珠,用(yong)一根電線連接它兩端的(de)金屬,將(jiang)其短(duan)路(lu)。這樣做的(de)效果(guo)是,大部分燈(deng)珠都可(ke)以正常亮(liang)起,只有壞(huai)掉(diao)的(de)個別燈(deng)珠不(bu)亮(liang),對整體亮(liang)度的(de)影響不(bu)大。 2.如(ru)果你的動手(shou)(shou)能(neng)力(li)比較(jiao)強(qiang),可(ke)以(yi)去網(wang)上買相同型號的燈(deng)珠(zhu)(十塊錢一大包),自己動手(shou)(shou)更換——用(yong)電烙鐵(吹風(feng)機多吹一會兒也行)對(dui)舊(jiu)燈(deng)珠(zhu)進行加熱,直到舊(jiu)燈(deng)珠(zhu)背面的膠溶化后,用(yong)鑷子將舊(jiu)燈(deng)珠(zhu)取下(xia)(別用(yong)手(shou)(shou),太(tai)燙(tang))。同時(shi),趁熱把新燈(deng)珠(zhu)裝上(注意正負(fu)極),大功告(gao)成 二、大量損壞 如果燈珠大量損壞,建議更換整(zheng)個燈珠板(ban)。燈珠板(ban)在(zai)網上同樣有售,購買時(shi)注(zhu)意三點:1.測量好自己(ji)燈具的(de)尺寸;2.看(kan)好燈珠板(ban)和啟動器接頭的(de)樣子(zi)(稍(shao)(shao)后解(jie)釋);3.記好啟動器的(de)輸出功率范圍(稍(shao)(shao)后解(jie)釋)。 新燈(deng)(deng)珠(zhu)(zhu)板的(de)(de)這三點,必須與舊(jiu)(jiu)燈(deng)(deng)珠(zhu)(zhu)板相(xiang)同——更(geng)換(huan)燈(deng)(deng)珠(zhu)(zhu)板很簡單,舊(jiu)(jiu)燈(deng)(deng)珠(zhu)(zhu)板是用(yong)螺絲固定在(zai)燈(deng)(deng)座上的(de)(de),直接(jie)(jie)取下即(ji)可。新燈(deng)(deng)珠(zhu)(zhu)板都(dou)是用(yong)磁鐵固定的(de)(de),更(geng)換(huan)時把(ba)新燈(deng)(deng)珠(zhu)(zhu)板取下,和啟動器(qi)的(de)(de)接(jie)(jie)頭接(jie)(jie)好(hao)就行(xing)。 以上就是(shi)小編(bian)對(dui)于維修led燈燈珠多的方法(led照明燈燈珠壞了怎么修)問題(ti)(ti)和(he)相關問題(ti)(ti)的解(jie)答了,希望對(dui)你(ni)有用 |