Telephone Master Socket Wiring Diagram

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Bt Nte5 Master Socket Wiring Diagram - Wiring Diagram Pictures

Wiring diagram for bt openreach master socket 5c Bt nte5 master socket wiring diagram Bt nte5 master socket wiring diagram

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Telephone socket

Various bt master sockets you may have in your house.Wiring diagram for bt openreach master socket 5c .

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