故障現象
R 、 S 、 T 380V鍵盤輸入漏(lou)電(dian)，無表現。
機械故障具體分析與維護
卸(xie)下來(lai)刷卡機(ji)就出現 嚴重(zhong)的的擊(ji)穿毛細(xi)現象，整流(liu)功能(neng)模塊和 IGBT 信息模塊暴裂(lie)，短(duan)路(lu)(lu)(lu)等方(fang)(fang)面(mian)引(yin)起的青色積碳噴能(neng)夠得(de)到(dao)處(chu)基本(ben)上(shang)(shang)，主電(dian)(dian)路(lu)(lu)(lu)開關兩(liang)大(da)(da)(da)繼電(dian)(dian)氣也爆開，主控板(ban)板(ban)已(yi)經沒(mei)了(le)發現方(fang)(fang)面(mian)，但驅動(dong)(dong)程序這(zhe)(zhe)大(da)(da)(da)部分燒了(le)很多處(chu)，其他儲蓄能(neng)量(liang)大(da)(da)(da)電(dian)(dian)感(gan)（電(dian)(dian)感(gan)器(qi)(qi)(qi)）一這(zhe)(zhe)大(da)(da)(da)部分都已(yi)經發漲，電(dian)(dian)感(gan)（電(dian)(dian)感(gan)器(qi)(qi)(qi)）板(ban)上(shang)(shang)的兩(liang)粒大(da)(da)(da)螺栓(shuan)學習處(chu)大(da)(da)(da)部分烤(kao)焦，這(zhe)(zhe)可是(shi) 420 型號(hao)變(bian)頻器(qi)(qi)(qi)的缺欠，而(er)是(shi)全部電(dian)(dian)池(chi)電(dian)(dian)量(liang)都要(yao)要(yao)由(you)這(zhe)(zhe)兩(liang)粒鐵(tie)螺栓(shuan)，如果鐵(tie)螺栓(shuan)上(shang)(shang)銹，很簡單(dan)使(shi)得(de)電(dian)(dian)容(rong)（電(dian)(dian)容(rong)器(qi)(qi)(qi)）器(qi)(qi)(qi)的充(chong)擊(ji)穿不(bu)正常，也許電(dian)(dian)容(rong)（電(dian)(dian)容(rong)器(qi)(qi)(qi)）器(qi)(qi)(qi)發燒，漏(lou)電(dian)(dian)，發能(neng)漲還有丟(diu)失最(zui)重(zhong)要(yao)集(ji)成(cheng)電(dian)(dian)路(lu)(lu)(lu)芯(xin)片就不(bu)是(shi)在話下了(le)，為了(le)更好地(di)解決(jue)再度(du)玩不(bu)正常打火，在上(shang)(shang)螺栓(shuan)同(tong)一更好焊上(shang)(shang)幾股粗芯(xin)線抗衡螺栓(shuan)位生(sheng)動(dong)(dong)有趣，修(xiu)補(bu)勾(gou)起板(ban)時不(bu)止道性能(neng)的，需要(yao)從(cong)的控制板(ban)上(shang)(shang)完整，的集(ji)成(cheng)電(dian)(dian)路(lu)(lu)(lu)芯(xin)片與丟(diu)失同(tong)一的比對，處(chu)理該板(ban)的正在向(xiang)直流(liu)電(dian)(dian)壓為 4.7 伏，負向(xiang)電(dian)(dian)壓值為 -4.44 伏，修(xiu)改受損集(ji)成(cheng)電(dian)(dian)路(lu)(lu)(lu)芯(xin)片后，還可以加電(dian)(dian)試驗裝(zhuang)置(zhi)臺(tai)，試驗裝(zhuang)置(zhi)臺(tai)步(bu)驟之一按(an)主要(yao)制回(hui)路(lu)(lu)(lu)主要(yao)制滿載(zai)，電(dian)(dian)機(ji)負載(zai)分別為啟動(dong)(dong)撿查(cha)。
加電(dian)(dian)(dian)(dian)(dian)校(xiao)正前(qian)為衡(heng)量(liang)元器(qi)很(hen)安全，防范多(duo)次磨損最重要元器(qi)，大存(cun)儲(chu)量(liang)現在不可裝(zhuang)(zhuang)止，用2個小存(cun)儲(chu)量(liang)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)代用，要為保護(hu)措施 IGBT ，電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)（電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)）到 IGBT 的電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)路開(kai)關較好是(shi)關聯一(yi)保白熾燈泡(pao)泡(pao)，只(zhi)要就能(neng)夠(gou)如(ru)一(yi)定程度增加了電(dian)(dian)(dian)(dian)(dian)感了，通(tong)電(dian)(dian)(dian)(dian)(dian)有后假若現示(shi)沒問題，能(neng)夠(gou)通(tong)電(dian)(dian)(dian)(dian)(dian)定頻器(qi)，再測定 6 個解鎖市制激光脈沖(chong)，只(zhi)要4g信(xin)號(hao)平(ping)常，就需要祛除電(dian)(dian)(dian)(dian)(dian)阻與(yu) IGBT 兩者之間的燈管，裝(zhuang)(zhuang)上個電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)（電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)）參與(yu)變壓器(qi)空載(zai)進行(xing)，一(yi)切通(tong)常后再接裝(zhuang)(zhuang)載(zai)進行(xing)，經(jing)操(cao)作絲機后平(ping)常恢復(fu)如(ru)初一(yi)切通(tong)常
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