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yangliu
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樓主  發(fā)表于: 2021-05-29 14:51
新購買(mǎi)2臺CP1E的PLC，下載程序時(shí)提示所選端口不存在 從修改的PLC對話(huà)框中選擇正確的端口號并且按確認按鈕，
2臺都是同樣的問(wèn)題，開(kāi)始懷疑數據線(xiàn)的問(wèn)題，但是用同一條數據線(xiàn)與機器上正使用的CP1E、CP1H通信則都能正常。
而且新的CP1E通電后只有電源指示燈亮，RUN燈不亮，請問(wèn)大家有沒(méi)有碰到過(guò)這樣的問(wèn)題，是什么原因？謝謝！
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