西門子NCU不顯(xian)示所有(you)燈(deng)全(quan)閃(shan)主(zhu)板(ban)維(wei)修，西門子NCU顯(xian)示1全(quan)部燈亮(liang)維(wei)修，840D NCU顯(xian)示2亮(liang)紅燈維(wei)修，DMG系統NCU顯(xian)示3紅燈亮維(wei)修，NCU控(kong)制(zhi)器(qi)PS燈常亮維(wei)修，西門子NCU數碼(ma)管不顯(xian)示黑屏維(wei)修，NCU不能總清(qing)維(wei)修，MPI端(duan)口(kou)通(tong)訊不上維(wei)修，NCU自(zi)檢(jian)不過(guo)維(wei)修，西門子NCU總控(kong)制(zhi)器(qi)電(dian)源(yuan)維(wei)修，NCU主(zhu)板(ban)芯片壞維(wei)修，西門子NCU主(zhu)板(ban)銷售(shou)。開(kai)機(ji)NCU不能啟(qi)動維(wei)修，西門子840D數控(kong)系統的(de)NCU盒(he)7段(duan)數碼(ma)管沒(mei)有(you)顯(xian)示維(wei)修，屏(ping)幕(mu)報警提(ti)示(shi)NCPLC未連(lian)接(jie)維(wei)修，ncu紅燈亮維(wei)修，PCU亮(liang)紅燈維(wei)修，PLC亮(liang)紅燈維(wei)修，送(song)電(dian)瞬間(jian)所有(you)燈(deng)都(dou)亮，但是(shi)數碼(ma)管無(wu)顯(xian)示，然後(hou)所有(you)燈(deng)瞬間(jian)變(bian)暗維(wei)修，POK燈(deng)熄(xi)滅(mie)，數碼(ma)管不亮維(wei)修，NCU板(ban)子(zi)H1,H2燈全(quan)亮(liang)的(de)故(gu)障(zhang)修理(li)，840D系統維(wei)修，顯(xian)示故(gu)障(zhang)2120號(hao)警（NCK風(feng)扇(shan)報警維(wei)修），西門子840D報300500驅動系統出(chu)錯(cuo)，300402伺(si)服接(jie)口錯(cuo)誤(wu)，300101沒(mei)發(fa)現驅動(dong)，300200，300300，300401故(gu)障(zhang)，300412，300406，300402，120201通(tong)信失敗，3000急停(ting)，25000 SP主(zhu)動(dong)編碼(ma)器(qi)硬(ying)件出(chu)錯(cuo)，西門子數控(kong)機(ji)床,臥床,車床,立車床維(wei)修，西門子伺服電(dian)機(ji),主(zhu)軸(zhou)電(dian)機(ji)維(wei)修,西門子伺服器維(wei)修，西門子驅動模塊(kuai),控(kong)制(zhi)模(mo)塊,功(gong)率模塊(kuai)，軸(zhou)卡,電(dian)機(ji)控(kong)制(zhi)器(qi)維(wei)修，西門子NCU、CCU、PCU、840D、840DSL、802D、802DSL、802S、802C、810T、810M、810D、801D、808D、828D、840C，802D數控(kong)系統驅(qu)動(dong)器(qi)維(wei)修，西門子802DSL控(kong)制(zhi)器(qi)模塊維(wei)修，接(jie)地(di)故(gu)障(zhang)維(wei)修，RDY燈(deng)閃(shan)爍(shuo)維(wei)修，F30021故(gu)障(zhang)維(wei)修，F23004故(gu)障(zhang)維(wei)修，F0780*維(wei)修，過(guo)流(liu)維(wei)修，欠(qian)壓(ya)維(wei)修，F30897故(gu)障(zhang)維(wei)修，F30005故(gu)障(zhang)維(wei)修，F07930代碼(ma)維(wei)修，F07801故(gu)障(zhang)維(wei)修，25201故(gu)障(zhang)維(wei)修，F30027故(gu)障(zhang)維(wei)修，模(mo)塊(kuai)短路(lu)維(wei)修，跳閘(zha)維(wei)修，燈(deng)不亮維(wei)修，輸(shu)出電(dian)壓(ya)低(di)維(wei)修，西門子840D系統顯(xian)示：等待NC/PLC連(lian)接(jie)120202報警,該(gai)如何處(chu)理(li)？故(gu)障(zhang)現象(xiang)：等待NC/PLC連(lian)接(jie)，操作(zuo)面板黃(huang)燈(deng)閃(shan)爍(shuo)。風(feng)扇(shan)報警維(wei)修，溫度故(gu)障(zhang)維(wei)修，電(dian)路(lu)板(ban)壞維(wei)修611U主(zhu)軸(zhou)控(kong)制(zhi)器(qi)維(wei)修，611驅(qu)動(dong)器模(mo)塊(kuai)維(wei)修，611U伺(si)服(fu)驅動(dong)器(qi)維(wei)修，611U伺(si)服(fu)控(kong)制(zhi)器(qi)使不上能維(wei)修，611輸(shu)出不平衡(heng)維(wei)修，611無(wu)顯(xian)示維(wei)修，611U顯(xian)示故(gu)障(zhang)，西門子加工(gong)床NUC模塊H1、H2全亮(liang)維(wei)修，西門子NCU模塊7段碼(ma)顯(xian)示8維(wei)修，西門子NCU不顯(xian)示所有(you)燈(deng)全(quan)閃(shan)主(zhu)板(ban)維(wei)修