6AV6644-0AC01-2AX0工業觸摸屏十年修復廠家；解決(jue)故(gu)障包括；上電(dian)花屏(ping)(ping)、白屏(ping)(ping)、黑屏(ping)(ping)、藍屏(ping)(ping)，不(bu)(bu)正常開機(ji)，不(bu)(bu)能(neng)觸摸(mo)、觸摸(mo)不(bu)(bu)準，按觸摸(mo)屏(ping)(ping)無(wu)反應或反應慢、內容錯亂、進不(bu)(bu)了系統界面、無(wu)背光(guang)、背光(guang)暗、有背光(guang)無(wu)字(zi)符、不(bu)(bu)能(neng)通信、按鍵無(wu)反應或損壞，電(dian)源(yuan)板(ban)、高(gao)壓板(ban)故(gu)障，液晶屏(ping)(ping)、主板(ban)壞等(deng)等(deng)

6AV6644-0AC01-2AX0工業觸摸屏十年修復廠家；

觸(chu)摸屏(ping)(ping)(ping)(ping)(ping)顯(xian)(xian)(xian)(xian)示(shi)(shi)白(bai)屏(ping)(ping)(ping)(ping)(ping)故(gu)障(zhang)(zhang)可(ke)(ke)(ke)(ke)能是(shi)(shi)(shi)液(ye)(ye)晶(jing)(jing)面(mian)(mian)板(ban)驅(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)問(wen)題、液(ye)(ye)晶(jing)(jing)面(mian)(mian)板(ban)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)問(wen)題、屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)觸(chu)不(bu)良、主板(ban)控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)問(wen)題等引起的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。由于LCD液(ye)(ye)晶(jing)(jing) 顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)開(kai)(kai)(kai)(kai)機(ji)(ji)后白(bai)屏(ping)(ping)(ping)(ping)(ping)，說明背光(guang)燈及高(gao)(gao)壓(ya)(ya)(ya)(ya)產(chan)生(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)工作正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，但液(ye)(ye)晶(jing)(jing)面(mian)(mian)板(ban)沒(mei)有得到(dao)驅(qu)(qu)動(dong)(dong)信(xin)(xin)(xin)(xin)號(hao)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)關機(ji)(ji)后畫面(mian)(mian)消失，然(ran)(ran)后再次白(bai)屏(ping)(ping)(ping)(ping)(ping)，可(ke)(ke)(ke)(ke)能是(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)板(ban)問(wen)題引起的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。 從(cong)(cong)故(gu)障(zhang)(zhang)現象分(fen)析，LCD液(ye)(ye)晶(jing)(jing)顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)不(bu)論開(kai)(kai)(kai)(kai)機(ji)(ji)還是(shi)(shi)(shi)關機(ji)(ji)，只(zhi)要插上(shang)(shang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，高(gao)(gao)壓(ya)(ya)(ya)(ya)產(chan)生(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)始終(zhong)處(chu)(chu)于工作狀(zhuang)態，背光(guang)源(yuan)始終(zhong)被點亮。也就是(shi)(shi)(shi)說，高(gao)(gao)壓(ya)(ya)(ya)(ya)產(chan)生(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)已經不(bu)受開(kai)(kai)(kai)(kai)關控(kong)制(zhi)，即主板(ban)向(xiang)高(gao)(gao)壓(ya)(ya)(ya)(ya)產(chan)生(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)發(fa)出(chu)(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)開(kai)(kai)(kai)(kai)關信(xin)(xin)(xin)(xin)號(hao)失去了控(kong)制(zhi)。由于主板(ban)微(wei)處(chu)(chu)理(li)器(qi)(qi)(qi)發(fa)出(chu)(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)開(kai)(kai)(kai)(kai)關信(xin)(xin)(xin)(xin)號(hao)一(yi)(yi)般(ban)都要經過幾(ji)個三(san)(san)極管(guan)來(lai)控(kong)制(zhi)，因此(ci)故(gu)障(zhang)(zhang)可(ke)(ke)(ke)(ke)能是(shi)(shi)(shi)控(kong)制(zhi)開(kai)(kai)(kai)(kai)關信(xin)(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)三(san)(san)極管(guan)損(sun)(sun)(sun)(sun)壞(huai)(huai)。 開(kai)(kai)(kai)(kai)機(ji)(ji)顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)白(bai)屏(ping)(ping)(ping)(ping)(ping)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)故(gu)障(zhang)(zhang)維(wei)(wei)修(xiu)(xiu)思路(lu)(lu)(lu)(lu)(lu)(lu) 1、首先拆開(kai)(kai)(kai)(kai)LCD液(ye)(ye)晶(jing)(jing) 顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)外殼，然(ran)(ran)后檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)口是(shi)(shi)(shi)否(fou)松(song)動(dong)(dong)或(huo)(huo)未(wei)連接(jie)好(hao)。經檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)屏(ping)(ping)(ping)(ping)(ping)線(xian)連接(jie)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)。 2、接(jie)著(zhu)(zhu)打(da)開(kai)(kai)(kai)(kai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)開(kai)(kai)(kai)(kai)關，然(ran)(ran)后用萬用表測量屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)口的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)是(shi)(shi)(shi)否(fou)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，轉(zhuan)(zhuan)(zhuan)到(dao)第(di)5步(bu);如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)不(bu)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，接(jie)著(zhu)(zhu)檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)屏(ping)(ping)(ping)(ping)(ping)線(xian)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)附近的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)或(huo)(huo)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)(gan)(gan)是(shi)(shi)(shi)否(fou)開(kai)(kai)(kai)(kai)路(lu)(lu)(lu)(lu)(lu)(lu)或(huo)(huo)損(sun)(sun)(sun)(sun)壞(huai)(huai)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)損(sun)(sun)(sun)(sun)壞(huai)(huai)，則(ze)更(geng)換(huan)(huan)(huan)損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)元(yuan)器(qi)(qi)(qi)件(jian)即可(ke)(ke)(ke)(ke)。 3、如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)屏(ping)(ping)(ping)(ping)(ping)線(xian)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)附近的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)或(huo)(huo)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)(gan)(gan)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，接(jie)著(zhu)(zhu)檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)為(wei)LCD液(ye)(ye)晶(jing)(jing)顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)DC-DC 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)轉(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)是(shi)(shi)(shi)否(fou)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)輸(shu)(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)不(bu)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)此(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)中的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)、PWM 控(kong)制(zhi)器(qi)(qi)(qi)、開(kai)(kai)(kai)(kai)關管(guan)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)(gan)(gan)線(xian)圈、濾波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)等元(yuan)器(qi)(qi)(qi)件(jian)，然(ran)(ran)后更(geng)換(huan)(huan)(huan)損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)元(yuan)器(qi)(qi)(qi)件(jian)即可(ke)(ke)(ke)(ke)。 4、如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)DC-DC 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)轉(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，則(ze)是(shi)(shi)(shi)DC-DC 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)轉(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)到(dao)屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)口之間有損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)等元(yuan)器(qi)(qi)(qi)件(jian)，檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)并(bing)更(geng)換(huan)(huan)(huan)損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)元(yuan)器(qi)(qi)(qi)件(jian)即可(ke)(ke)(ke)(ke)。 5、如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)口的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，接(jie)著(zhu)(zhu)檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)液(ye)(ye)晶(jing)(jing)面(mian)(mian)板(ban)驅(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)中的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)序信(xin)(xin)(xin)(xin)號(hao)、驅(qu)(qu)動(dong)(dong)信(xin)(xin)(xin)(xin)號(hao)是(shi)(shi)(shi)否(fou)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)不(bu)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，分(fen)別檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)產(chan)生(sheng)此(ci)信(xin)(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)芯(xin)(xin)片的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)信(xin)(xin)(xin)(xin)號(hao)、輸(shu)(shu)(shu)入端(duan)(duan)(duan)(duan)(duan)(duan)信(xin)(xin)(xin)(xin)號(hao)及供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)，從(cong)(cong)而判(pan)斷驅(qu)(qu)動(dong)(dong)芯(xin)(xin)片是(shi)(shi)(shi)否(fou)損(sun)(sun)(sun)(sun)壞(huai)(huai)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)損(sun)(sun)(sun)(sun)壞(huai)(huai)，則(ze)更(geng)換(huan)(huan)(huan)即可(ke)(ke)(ke)(ke)。 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)腦(nao)LED顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)開(kai)(kai)(kai)(kai)機(ji)(ji)白(bai)屏(ping)(ping)(ping)(ping)(ping)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)維(wei)(wei)修(xiu)(xiu)起來(lai)不(bu)象顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)黑(hei)屏(ping)(ping)(ping)(ping)(ping)那樣(yang)那樣(yang)容(rong)易，需要掌(zhang)握(wo)一(yi)(yi)些(xie)關于顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)知識，最好(hao)請專業(ye)(ye)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)維(wei)(wei)修(xiu)(xiu)人員來(lai)進行檢(jian)(jian)(jian)(jian)(jian)修(xiu)(xiu)。3、如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)屏(ping)(ping)(ping)(ping)(ping)線(xian)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)附近的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)或(huo)(huo)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)(gan)(gan)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，接(jie)著(zhu)(zhu)檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)為(wei)LCD液(ye)(ye)晶(jing)(jing)顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)DC-DC 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)轉(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)是(shi)(shi)(shi)否(fou)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)輸(shu)(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)不(bu)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)此(ci)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)中的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)險(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)、PWM 控(kong)制(zhi)器(qi)(qi)(qi)、開(kai)(kai)(kai)(kai)關管(guan)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)(gan)(gan)線(xian)圈、濾波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)等元(yuan)器(qi)(qi)(qi)件(jian)，然(ran)(ran)后更(geng)換(huan)(huan)(huan)損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)元(yuan)器(qi)(qi)(qi)件(jian)即可(ke)(ke)(ke)(ke)。 4、如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)DC-DC 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)轉(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，則(ze)是(shi)(shi)(shi)DC-DC 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)轉(zhuan)(zhuan)(zhuan)換(huan)(huan)(huan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)到(dao)屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)口之間有損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)等元(yuan)器(qi)(qi)(qi)件(jian)，檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)并(bing)更(geng)換(huan)(huan)(huan)損(sun)(sun)(sun)(sun)壞(huai)(huai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)元(yuan)器(qi)(qi)(qi)件(jian)即可(ke)(ke)(ke)(ke)。 5、如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)屏(ping)(ping)(ping)(ping)(ping)線(xian)接(jie)口的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，接(jie)著(zhu)(zhu)檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)液(ye)(ye)晶(jing)(jing)面(mian)(mian)板(ban)驅(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)(lu)(lu)中的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)序信(xin)(xin)(xin)(xin)號(hao)、驅(qu)(qu)動(dong)(dong)信(xin)(xin)(xin)(xin)號(hao)是(shi)(shi)(shi)否(fou)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)不(bu)正(zheng)(zheng)(zheng)常(chang)(chang)(chang)，分(fen)別檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)(cha)產(chan)生(sheng)此(ci)信(xin)(xin)(xin)(xin)號(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)芯(xin)(xin)片的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)出(chu)(chu)端(duan)(duan)(duan)(duan)(duan)(duan)信(xin)(xin)(xin)(xin)號(hao)、輸(shu)(shu)(shu)入端(duan)(duan)(duan)(duan)(duan)(duan)信(xin)(xin)(xin)(xin)號(hao)及供(gong)(gong)(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)，從(cong)(cong)而判(pan)斷驅(qu)(qu)動(dong)(dong)芯(xin)(xin)片是(shi)(shi)(shi)否(fou)損(sun)(sun)(sun)(sun)壞(huai)(huai)。如(ru)(ru)(ru)(ru)(ru)果(guo)(guo)(guo)(guo)(guo)(guo)(guo)損(sun)(sun)(sun)(sun)壞(huai)(huai)，則(ze)更(geng)換(huan)(huan)(huan)即可(ke)(ke)(ke)(ke)。 以(yi)上(shang)(shang)是(shi)(shi)(shi)我司在多年(nian)維(wei)(wei)修(xiu)(xiu)中的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)些(xie)經驗(yan)，僅(jin)供(gong)(gong)(gong)(gong)(gong)參考。觸(chu)摸屏(ping)(ping)(ping)(ping)(ping)開(kai)(kai)(kai)(kai)機(ji)(ji)白(bai)屏(ping)(ping)(ping)(ping)(ping)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)維(wei)(wei)修(xiu)(xiu)起來(lai)不(bu)象顯(xian)(xian)(xian)(xian)示(shi)(shi)屏(ping)(ping)(ping)(ping)(ping)黑(hei)屏(ping)(ping)(ping)(ping)(ping)那樣(yang)容(rong)易維(wei)(wei)修(xiu)(xiu)，需要掌(zhang)握(wo)一(yi)(yi)定的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)專業(ye)(ye)知識，最好(hao)請專業(ye)(ye)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)維(wei)(wei)修(xiu)(xiu)人員來(lai)進行檢(jian)(jian)(jian)(jian)(jian)修(xiu)(xiu)。