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new_man

cqm1h download error

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hi i have plc omron cqm1h , when download new program on cpu , setting do not download and error alarm lit , after turn power off and on again cpu goes to run but program not execute correctly why ??? :shrug:

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This CPU, will it work correctly before? Have you tried to transfer the program by the two communication ports?

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Does the CPU have a memory board mounted behind the door on the CPU?

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hi cpu correctly work before , there was memory card mounting but , i remove it and I set dep switch 2 off

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