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西門子840D開機(jī)顯示810004停止中斷維修,西門子數(shù)控系統(tǒng)840D報(bào)警120202故障,西門子840D上電進(jìn)不了系統(tǒng),840D伺服驅(qū)動(dòng)器紅燈亮,NCU數(shù)碼管顯示3故障維修,NCU走到3黑屏維修,NCU數(shù)碼管顯示8維修,NCU顯示0維修,數(shù)碼管顯示1亂跳維修,NCU和主機(jī)通訊不上維修,西門子驅(qū)動(dòng)器維修,西門子840D系統(tǒng)報(bào)警120202通訊故障,NCU上電就顯示8,西門子NCU風(fēng)扇不轉(zhuǎn),NCU數(shù)字走到2就顯示108了,NCU顯示3,NCU數(shù)碼管循環(huán)顯示0、1、6 右邊一排燈全亮,第二天無顯示指示燈不亮,NCK風(fēng)扇故障2120報(bào)警維修,關(guān)機(jī)2天程序丟失,數(shù)碼管循環(huán)顯示109,數(shù)碼管不亮,ECU紅燈PLC停止故障,左邊指示燈全亮顯示106,數(shù)控系統(tǒng)報(bào)警300501維修,300502維修,300503維修,300504維修,300607維修,300608維修,300500維修,25201維修,300507維修,300508維修,輪廓監(jiān)控報(bào)警,電流限制輸出,限制轉(zhuǎn)速調(diào)節(jié),#607故障,#608代碼,#039故障,#501故障,數(shù)控系統(tǒng)面板報(bào)025202軸X,Y,Z短期內(nèi)驅(qū)動(dòng)故障,西門子840D開機(jī)顯示810004停止中斷維修