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Hook up second telephone line
How to Wire a Telephone Jack
Return to Telephone Troubleshooting articles. Lets go over the basics of telephone wiring. Once you understand the basics, troubleshooting becomes a breeze. It may be time consuming, but a breeze. Though you may have hundreds of feet of phone wire and countless connections, telephone wiring is really simple and logical. Let's take a walk around your house, and we'll figure it out together.
DIY Home Telephone Wiring
Click to see full answer Also, can you hook up an Ethernet cable to a phone jack? Ethernet and phone connections look similar. Otherwise, no you can 't connect to the phone jack directly.
In older telephone installations, the phone cable typically has four wires inside: red, green, black, and yellow. Category cable works just as well as the old cable for phone service, and it works much better for data such as for a DSL internet connection. With either type of cable, once the cable is run to the jack location, wiring the jack is a simple matter of matching up the correct wire colors. In fact, only the phone company can shut off the power to the phone system. But just to be safe, don't work on phone wiring with wet hands or when standing in water.