什么是電源適配器?壞了要怎樣維修?
面對形形色色的電源適配器你對此了解多少?什(shen)么是電(dian)源(yuan)適配器?壞了要怎樣維修?今(jin)天我們和電(dian)源(yuan)適配器廠家一(yi)起來看(kan)一(yi)下!
什么是電源適配器?
電(dian)源適配(pei)(pei)(pei)器(qi)(qi)是小型便攜(xie)式(shi)(shi)電(dian)子(zi)設(she)備及電(dian)子(zi)電(dian)器(qi)(qi)的供電(dian)電(dian)源變換設(she)備,一般由外殼、電(dian)源變壓器(qi)(qi)和整流(liu)電(dian)路組成,按其輸入類(lei)型可分(fen)為交流(liu)電(dian)源適配(pei)(pei)(pei)器(qi)(qi)和直(zhi)流(liu)電(dian)源適配(pei)(pei)(pei)器(qi)(qi);按連接方式(shi)(shi)可分(fen)為插(cha)墻(qiang)式(shi)(shi)電(dian)源適配(pei)(pei)(pei)器(qi)(qi)和桌面式(shi)(shi)電(dian)源適配(pei)(pei)(pei)器(qi)(qi)。廣(guang)泛配(pei)(pei)(pei)套于電(dian)話子(zi)母機、游戲(xi)機、語言復讀機、隨身聽、筆記本計(ji)算機、蜂窩電(dian)話等(deng)設(she)備中。
電源適配器壞了要怎樣維修?
1.如果(guo)原裝適配(pei)(pei)器有問題(ti),無法維修或者來不(bu)(bu)及修,可以先使用(yong)其它(ta)適配(pei)(pei)器替代。只(zhi)要(yao)輸出(chu)電(dian)壓(ya)和功率大致相當(dang)既可。筆(bi)記(ji)本(ben)電(dian)腦電(dian)源適配(pei)(pei)器內部(bu)還有穩壓(ya)電(dian)路撐(cheng)著,不(bu)(bu)要(yao)太過于擔心(xin)輸出(chu)電(dian)壓(ya)不(bu)(bu)匹(pi)配(pei)(pei)的(de)(de)問題(ti)。而在(zai)維修時,第一(yi)步(bu)需(xu)要(yao)做的(de)(de)就是工具(ju)準(zhun)備。我們需(xu)要(yao)用(yong)萬用(yong)表、螺絲刀(dao)、焊接(jie)工具(ju)。
2.電(dian)(dian)(dian)源適(shi)配(pei)器上(shang)有(you)四個塑料帽,盡可(ke)能不要(yao)破(po)壞(huai)適(shi)配(pei)器外(wai)殼(ke),外(wai)殼(ke)破(po)壞(huai)后(hou),會出現(xian)電(dian)(dian)(dian)磁輻射加(jia)強等問(wen)題,影響機器穩定。如果外(wai)殼(ke)破(po)壞(huai),盡量補(bu)修。拆(chai)卸(xie)過程如果外(wai)置(zhi)電(dian)(dian)(dian)源不供(gong)電(dian)(dian)(dian),這時可(ke)以插上(shang)電(dian)(dian)(dian)池試試,如果機器可(ke)以正(zheng)常(chang)啟動,就有(you)可(ke)能是(shi)電(dian)(dian)(dian)源線或者適(shi)配(pei)器有(you)問(wen)題。打(da)(da)開外(wai)觀,打(da)(da)開屏蔽層后(hou),最好(hao)是(shi)首先(xian)檢(jian)查焊腳,肉眼觀察(cha)即可(ke)。電(dian)(dian)(dian)路時斷時續,一般是(shi)接觸不良。然后(hou)用萬用表(biao)檢(jian)測,查明電(dian)(dian)(dian)源線是(shi)否有(you)問(wen)。
3.在測(ce)試過程(cheng)中,如(ru)果發現電(dian)(dian)(dian)阻引腳被虛(xu)焊(han)了,就用焊(han)接工(gong)具補焊(han)上(shang)去(qu),將電(dian)(dian)(dian)源適(shi)配器安裝好(hao),開機測(ce)試、問(wen)題(ti)(ti)解決(jue)。需(xu)要注意(yi)的(de)是,如(ru)果在檢測(ce)過程(cheng)中,遇(yu)到某個(ge)電(dian)(dian)(dian)容(rong)有問(wen)題(ti)(ti),可(ke)以購(gou)買一(yi)個(ge)型號(hao)和(he)容(rong)量一(yi)樣的(de)電(dian)(dian)(dian)容(rong),把有問(wen)題(ti)(ti)的(de)電(dian)(dian)(dian)容(rong)取焊(han)下來,將新電(dian)(dian)(dian)容(rong)焊(han)上(shang)去(qu)即可(ke)。如(ru)果發現IC電(dian)(dian)(dian)源線有問(wen)題(ti)(ti),那么也可(ke)以按照同樣的(de)方法(fa)解決(jue)。當然(ran)由于IC芯片絕對(dui)是電(dian)(dian)(dian)源適(shi)配器中最重要的(de)電(dian)(dian)(dian)子元器件之一(yi),電(dian)(dian)(dian)容(rong)過于復雜。
4.由于(yu)現在(zai)的(de)電源(yuan)(yuan)(yuan)適(shi)配器(qi)已經大(da)量(liang)采(cai)用貼(tie)片元(yuan)件,一(yi)旦(dan)元(yuan)件出了問(wen)題,維修的(de)難度(du)就(jiu)更加大(da)了。電源(yuan)(yuan)(yuan)適(shi)配器(qi)的(de)功率一(yi)天一(yi)天增大(da),對電子元(yuan)件的(de)考驗也(ye)是越(yue)來越(yue)大(da),如果電源(yuan)(yuan)(yuan)適(shi)配器(qi)采(cai)用的(de)電子元(yuan)件質(zhi)量(liang)不(bu)過關、PCB布(bu)線不(bu)當,就(jiu)很(hen)有可能加大(da)故障(zhang)概率。因此選(xuan)購一(yi)個質(zhi)量(liang)好的(de)電源(yuan)(yuan)(yuan)適(shi)配器(qi)很(hen)重要!
5.檢(jian)查電(dian)容電(dian)阻電(dian)感有(you)無問題,如(ru)電(dian)容出(chu)現(xian)鼓包,最好及時更換以(yi)免留下隱患。
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