Hi!
My null modem scheme is:
As you can see, there are 3 wires. I opened connector shell and I saw one more wire. That wire connects metal parts of connectors. (picture below)
I was wondering, what is purpose of that wire? Should my cable work without that wire?
My null modem scheme is:
As you can see, there are 3 wires. I opened connector shell and I saw one more wire. That wire connects metal parts of connectors. (picture below)
I was wondering, what is purpose of that wire? Should my cable work without that wire?
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