Replacing or reinstalling a jack of your phone requires a great deal of expertise as these wires do have considerable amount of current which can cause you physical injuries. Thus, it would be prospective if you hire services of professionals who offer phone jack installation. Experts wear safety equipments and do install the jack by following proper codes, thus there is nothing to worry about. There are two different types of telephone cables which you need to install in your house.
Installation process of single phone lines
This type of wiring works for flush or surface mount jacks. In the initial stage experts take out front cover and then they simply use a line tester with the help of which they check if proper current is flowing in them or not. If not then they will re-install the terminal wires before making a connection with phone wires. At this installation process, experts will make a connection with green as well as red wires to similar wiring present on the terminal.
Process to install secondary phone lines
During the process of installation,there is no use of outside connectors. Thus, no external wiring is needed for the process. For the process, experts will remove front cover and connect black and yellow wires with green as well as red terminals. After making proper connection, professionals will check if the current is flowing properly in the lines or not. For this process of phone line installation, experts use modified jacks in case single line is used to install secondary line.