西門子PLC1515開機小屏幕黑屏不亮修理電話

西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)S7-1500CPU開機無(wu)(wu)(wu)顯(xian)示(shi)維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500上(shang)(shang)(shang)電(dian)(dian)(dian)黑(hei)屏維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500啟(qi)(qi)動面板(ban)不(bu)(bu)亮維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500上(shang)(shang)(shang)電(dian)(dian)(dian)無(wu)(wu)(wu)顯(xian)示(shi)維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500上(shang)(shang)(shang)電(dian)(dian)(dian)屏幕不(bu)(bu)亮維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500上(shang)(shang)(shang)電(dian)(dian)(dian)無(wu)(wu)(wu)反應維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500上(shang)(shang)(shang)電(dian)(dian)(dian)不(bu)(bu)啟(qi)(qi)動維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500接錯電(dian)(dian)(dian)燒壞(huai)維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)CPU1500啟(qi)(qi)動亮紅(hong)燈維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)PLC1500接錯電(dian)(dian)(dian)燒壞(huai)維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)PLC1500PLC1500啟(qi)(qi)動亮紅(hong)燈維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)PLC1500網口燈不(bu)(bu)亮維(wei)(wei)(wei)修(xiu)(xiu)(xiu)，西(xi)(xi)(xi)門(men)(men)(men)子(zi)(zi)PLC1500通訊連(lian)接不(bu)(bu)上(shang)(shang)(shang)維(wei)(wei)(wei)修(xiu)(xiu)(xiu)

一個(ge)工(gong)作正常的電源模塊，其(qi)上面的工(gong)作指(zhi)示燈如(ru)“AC"、“24VDC"、“5VDC"、“BATT"等(deng)應該(gai)是綠(lv)色長亮的，“AC"燈表示PLC的交流總電源，“AC"燈不亮時多半無工作電源，整個PLC停止。這時就應該檢查電源保險絲是否熔斷，更換熔絲是應用同規格同型號的保險絲，無同型號的進口熔絲時要用電流相同的快速熔絲代替。如重復燒保險絲說明電路板短路或損壞，更換整個電源。西門子PLC1515開機小屏幕黑屏不亮修理電話“5VDC"、“24VDC"燈(deng)熄滅表示無(wu)相應(ying)(ying)的直(zhi)流電源輸(shu)出(chu)，當電源偏(pian)差超出(chu)正常值5%時指示燈(deng)閃爍，此時雖(sui)然PLC仍能工作，但應(ying)(ying)引起重視，必要時停機檢修。“BATT"變色燈(deng)是后備電(dian)(dian)(dian)源指(zhi)示(shi)燈(deng)(deng)，綠色(se)正常，黃色(se)電(dian)(dian)(dian)量低，紅(hong)(hong)色(se)故(gu)障。黃燈(deng)(deng)亮(liang)時就應(ying)該更(geng)(geng)換(huan)后備電(dian)(dian)(dian)池，手冊規定兩到(dao)三年更(geng)(geng)換(huan)鋰電(dian)(dian)(dian)池一(yi)次，當紅(hong)(hong)燈(deng)(deng)亮(liang)時表示(shi)后備電(dian)(dian)(dian)源系統故(gu)障，也(ye)需(xu)要(yao)更(geng)(geng)換(huan)整個模塊(kuai)。