![]() ![]() I have managed also to download the program to the PC and I ask the cx-programmer to make a comparison between the programs stored at the PC and the PLC, the CX-programmer pooped up a message said "The expresion fuctions do not match" Code - Non fatal Duplex / Special IO Unit error Code - Non fatal System Alarm (FAL) error ![]() As I have said i got an error indication on the CPU, after the connection has been made I got the massage the the CPU has error at the PC. Many thanks for your support, especially to _woody_,Īfter following the instruction given be woody, I have managed to connect to the CPU after loading the an old copy at the program that I have to my PC and press "work on line" mode.Ĭould you possible give some more help.
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