Telephone Extension Cable Wiring Diagram. When new style wiring was introduced in the early eighties a domestic single line telephone installation would have a master socket which is provided by the service provider bt cable company etc. The cable between the computer and the keyboard was a coiled cord with an appearance very similar to a telephone handset cable.
Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected from the network interface. Teal connection vin goes through a switch to the dc power socket. Wiring diagram on the tool helps eliminate rework and wasted materials.
Teal connection vin goes through a switch to the dc power socket.
Run the cables to the extension socket positions in accordance with your plan. When new style wiring was introduced in the early eighties a domestic single line telephone installation would have a master socket which is provided by the service provider bt cable company etc. 12v 3 way toggle. Rubber grip for added comfort.