First youll need to check your type of master socket. Therefore in most home installations where sockets are connected to each other by a single pair you will only ever use the first blue pair.
Wiring Information
Bt master socket wiring diagram. If youre having trouble with your broadband a few simple checks can get you up and running again. Bluewhite whiteblue probably the only one youll ever use orangewhite whiteorange. If you have fibre to the home have a look at fibre to the home. Wiring the sockets start at the last socket and finish at the master socket. Fwiw as your consumer panel shown in photo 3 has no extension wiring connected to it if it did it would be wired on 2 and 5 of the panel then your filtered faceplate isnt going to achieve more than what a regular broadband filter would the block type that would plug into your master socket and your router and phone would plug into it. Master sockets should not normally be used for extensions.
This is how the telephone wiring colour code looks wired. You can see the test socket revealed to allow you to check the bt line before your own wiring. All extension sockets are like this. This is what a typical master socket looks like. Telephone master socket wires. Check your wiring and set up for information.
Wiring for master 5c socket hmm on closer inspection it looks as though the socket on the left has been connected to the incoming wires on the green and black pair pair. C1 18μf capacitor r1 470kω out of service resistor r2 bell wire resistorchoke colouring says ω meter reads 77ω. This is the telephone wiring colour code for the nte5 bt master socket with the cable feeding extension sockets attached to the customer removable front plate. I was having some broadband issues a few weeks ago and to determine whether or not the problem was with my isp or phone line i took off the front of the socket to plug my routerphone into the test port as i had no internet through the normal port it ended up being an isp problem. A circuit diagram of the bt openreach nte5c telephone master socket. For every cable at each socket cut the sheath at the end of a cable about 13mm 12 in with a pair of side cutters and expose the white nylon ripcord.
Can you move the sockets to get a clearer picture of what colour wires and cables are connected where. You must have one of these at the point at which bt wiring ends and yours begins. Otherwise follow the instructions below. Hi all i need some help wiring up my master phone socket.