西門子840D NCU上的PLC指示燈閃通訊不上
西門子840D NCU上的PLC指示燈閃通訊不上,報(bào)警120202維修,840D故障210201故障維修,西門子PLC不開(kāi)機(jī)燈不亮維修,840D不啟動(dòng)維修,西門子NCU無(wú)顯示燈也不亮維修,NCU主板芯片壞維修,西門子NCU不能總清維修,NCU傳送數(shù)據(jù)報(bào)錯(cuò),NCU數(shù)碼管顯示3主板問(wèn)題,NCU開(kāi)機(jī)顯示1不走維修,NCU啟動(dòng)數(shù)碼管亮8閃問(wèn)題,2排燈全亮故障,NCU關(guān)電掉數(shù)據(jù)程序,NCU通訊鏈接不上維修,西門子840D NCU經(jīng)常出現(xiàn)的故障為上電之后數(shù)碼管無(wú)顯示,數(shù)碼管顯示“1”,數(shù)碼管顯示“3”,數(shù)碼管顯示“8”,數(shù)碼管走“106”和“109”等。如果NCU出現(xiàn)上述報(bào)警均屬于NCU有故障,NCU正常狀態(tài)為數(shù)碼管顯示“6”和兩個(gè)綠燈亮才屬正常。西門子840D系統(tǒng)通訊網(wǎng)絡(luò)故障及排除方法,SIEMENS 840D 數(shù)控系統(tǒng)的“2001 PLC has not start up” 和“120202、120201 waiting for a connection to the NC/PLC”報(bào)警是通訊網(wǎng)絡(luò)的故障,排除過(guò)程涉及軟、硬件。,2001PLC未啟動(dòng),PF燈亮維修,PS亮紅燈維修,NC停止維修,2001PLC沒(méi)啟動(dòng),通道中斷維修,2120NCK風(fēng)扇報(bào)警,DP通訊故障,X軸故障,Y軸不工作,Z軸無(wú)使能,系統(tǒng)報(bào)380500,30021,31885,30020,7930,f07016,702844維修,故障207841代碼,不能正常工作,不穩(wěn)定,故障230027,F(xiàn)07901故障維修,F(xiàn)31135維修,F(xiàn)30005故障維修,F(xiàn)30004故障維修,F(xiàn)30021故障維修,F(xiàn)230004代碼,F(xiàn)020005故障,F(xiàn)07935故障,F(xiàn)01036,功率單元接地故障,230021,230005維修,功率部件故障維修。 西門子840D NCU上的PLC指示燈閃通訊不上