西(xi)門子(zi)(zi)PCU50黑(hei)屏(ping)不(bu)啟動-十年840D維(wei)(wei)修(xiu)(xiu)(xiu)技術,西(xi)門子(zi)(zi)數(shu)控系統維(wei)(wei)修(xiu)(xiu)(xiu),西(xi)門子(zi)(zi)加工(gong)中(zhong)心維(wei)(wei)修(xiu)(xiu)(xiu),西(xi)門子(zi)(zi)數(shu)控磨床(chuang)(chuang)(chuang),鏜銑(xian)床(chuang)(chuang)(chuang),數(shu)控車床(chuang)(chuang)(chuang)維(wei)(wei)修(xiu)(xiu)(xiu),我公司是(shi)國內較早(zao)從事(shi)工(gong)控設(she)備維(wei)(wei)修(xiu)(xiu)(xiu)單位,是(shi)德(de)國SIEMENS西(xi)門子(zi)(zi)專業(ye)維(wei)(wei)修(xiu)(xiu)(xiu)單位,目前擁有專業(ye)的(de)維(wei)(wei)修(xiu)(xiu)(xiu)工(gong)程師(shi)和先進的(de)維(wei)(wei)修(xiu)(xiu)(xiu)設(she)備,具有豐富的(de)維(wei)(wei)修(xiu)(xiu)(xiu)技術和經(jing)驗(yan)。我們一直專注(zhu)維(wei)(wei)修(xiu)(xiu)(xiu)技術的(de)研究,保證不(bu)二次損(sun)壞機器,一般故障當天修(xiu)(xiu)(xiu)好,不(bu)收(shou)取任(ren)何檢測費用,維(wei)(wei)修(xiu)(xiu)(xiu)西(xi)門子(zi)(zi)就找專修(xiu)(xiu)(xiu)西(xi)門子(zi)(zi)公司!
西門子PCU50黑屏不啟動-十年840D維修技術,西門子(zi)數(shu)控(kong)系(xi)統維修,西門子(zi)加(jia)工中心(xin)維修,西門子(zi)數(shu)控(kong)磨床,鏜銑(xian)床,數(shu)控(kong)車床維修,本(ben)公(gong)司(si)專業(ye)維修銷售西門子(zi)數(shu)控(kong)配件,包含西門子(zi)顯示屏,操作面板,手(shou)輪,伺服電源,伺服驅動,軸卡,包含611系(xi)列,S120系(xi)列,主(zhu)板NCU,PCU50,主(zhu)板CCU1,CCU3,西門子(zi)電機,變頻器,直流調速器等維修。公(gong)司(si)另外可以(yi)提(ti)供現場服務,840D,810D,802D,802DSL等系(xi)統!
西門子PCU50黑屏不啟動-十年840D維修技術,故(gu)障(zhang)檢測處理:打開(kai)pcu50機殼,通電測試各組電源,電壓都正常,PG信號輸出(chu)OK。測試時鐘電路
,波形輸(shu)出(chu)都正常,手(shou)摸南(nan)(nan)橋芯片(pian)溫度正常,南(nan)(nan)橋cmos電(dian)路時鐘波形正常,測試南(nan)(nan)橋芯片(pian)對地(di)
阻抗,沒有發現短路,此時根(gen)據以上(shang)檢測情況,基本(ben)判定(ding)南橋芯片工作正常。
為了(le)快速判斷問題,替換cpu芯(xin)片與內存條后(hou)故障依舊。然后(hou)仔細(xi)觀察(cha)主板線路(lu)沒有發現漏電
短路(lu)斷路(lu)現象(xiang).用示(shi)波器(qi)測試內存(cun)條與(yu)北橋(qiao)之間相連的地址線(xian)與(yu)數據線(xian)波形與(yu)電壓情況(kuang),發現只
有開機瞬(shun)間有資料運行,手摸北橋芯片溫度比較高,用(yong)萬用(yong)表測量北橋相連(lian)引腳電壓(ya),發現有
幾根地址線電壓不(bu)(bu)穩定(ding),根據經驗(yan)懷疑北橋芯片不(bu)(bu)良。更換北橋芯片,然后測試pcu50連續工
作正常。
電(dian)壓、電(dian)流(liu)(liu)檢測電(dian)路(lu)(lu):與(yu)主(zhu)回路(lu)(lu)電(dian)位隔離檢測電(dian)壓、電(dian)流(liu)(liu)等,便于(yu)維(wei)修后的正(zheng)確安裝,其(qi)圖(tu)行符號也和scr相似,上式實際上是(shi)計算的第l)層(ceng)的升(sheng)降時(shi)間)考(kao)慮到變頻(pin)器直接(jie)控制電(dian)機的瞬間正(zheng)反轉有一(yi)定困難,故也稱為再生制動狀態。
專注數控機床服務,硬件維修。
我公司主要做數控(kong)機(ji)(ji)床硬件維修的。特別對(dui)西門(men)子(zi)數控(kong)相當專(zhuan)(zhuan)業(ye)(本(ben)公司西門(men)子(zi)的測試(shi)平臺(tai)齊全)請您有這方面(mian)需要時(shi)多多關照。開機(ji)(ji)黑屏(ping),啟動無顯示(shi),運行白屏(ping),上(shang)電(dian)(dian)進不(bu)(bu)去系統,死機(ji)(ji),開不(bu)(bu)了機(ji)(ji),花屏(ping),藍屏(ping),通訊故(gu)障(zhang),主板(ban)壞,觸摸不(bu)(bu)靈,按(an)鍵無反應(ying),不(bu)(bu)能觸摸,電(dian)(dian)源壞,閃屏(ping),無背光,背光暗(an)淡,屏(ping)幕看不(bu)(bu)清楚,伺服(fu)(fu)故(gu)障(zhang),驅動器壞,伺服(fu)(fu)電(dian)(dian)機(ji)(ji)不(bu)(bu)轉,系統報警,電(dian)(dian)源模塊(kuai)壞,伺服(fu)(fu)器報警,主軸報警,進不(bu)(bu)了系統,停在(zai)啟動界(jie)面(mian)不(bu)(bu)動維修等等故(gu)障(zhang)專(zhuan)(zhuan)業(ye)維修。
6FC5210-0DF02-0AA0 PCU 50, HMI
6FC5210-0DF03-0AA0 PCU 50
6FC5210-0DF04-0AA0 PCU 70, WIN
6FC5210-0DF05-0AA0 PCU 50, WIN
6FC5210-0DF20-0AA0 PCU 50 566MHZ, NT4.0
6FC5210-0DF21-0AA0 PCU 50 566MHZ, NT4.0
6FC5210-0DF21-2AA0 PCU 50 566MHZ, WIN XP
6FC5210-0DF22-0AA0 PCU 50 1,2GHZ, NT4.0
6FC5210-0DF22-2AA0 PCU50 1,2GHZ, WIN XP
6FC5210-0DF23-2AA0 PCU 50 566MHZ, WIN XP
6FC5210-0DF24-0AA0 PCU70 1,2GHZ, WIN NT
6FC5210-0DF24-2AA0 PCU70 1,2GHZ, WIN XP
6FC5210-0DF25-2AA0 PCU50 1,2GHZ, WIN XP
6FC5210-0DF31-2AA0 PCU50.3-C, WINXP
6FC5210-0DF33-2AA0 PCU50.3-P, WINXP
6FC5210-0DA20-1AA1 MMC 103, 32MB
6FC5210-0DA20-1AA2 MMC 103, 32MB
6FC5210-0DA20-2AA0 MMC 103 / 32MB
6FC5210-0DA20-2AA1 MMC 103, 32MB
上海恒稅電氣有限公司 版權所有 ICP備:GoogleSitemap 技術支持: