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Telephone Socket

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What is terminal 1,4 & 6 used for in a BT socket?


Obviously 2,3 & 5 are the main connections

Comments

  • neilmcl
    neilmcl Posts: 19,460 Forumite
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    1, 4 and 6 have no use in a domestic installation. The wire for pin 3, the ring wire, is also no longer used and best disconnected as it can introduce interference to your internet.
  • aardvaak
    aardvaak Posts: 5,834 Forumite
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    neilmcl wrote: »
    1, 4 and 6 have no use in a domestic installation. The wire for pin 3, the ring wire, is also no longer used and best disconnected as it can introduce interference to your internet.


    Are you saying I should only connect to 2 & 5?
  • Neil_Jones
    Neil_Jones Posts: 9,537 Forumite
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    aardvaak wrote: »
    Are you saying I should only connect to 2 & 5?

    You only need 2 and 5, you've only ever needed 2 and 5 at a minimum. 3 maybe for legacy installations/phones (that physically rang, ie a bell ringer inside the phone itself) but is largely depreciated with modern phones and 4 was only ever wired up to make the connection block look neat, it didn't actually do anything.
  • DoaM
    DoaM Posts: 11,863 Forumite
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    Neil_Jones wrote: »
    You only need 2 and 5, you've only ever needed 2 and 5 at a minimum. 3 maybe for legacy installations/phones (that physically rang, ie a bell ringer inside the phone itself) but is largely depreciated with modern phones and 4 was only ever wired up to make the connection block look neat, it didn't actually do anything.

    Is the correct answer (for domestic installations).
  • Chino
    Chino Posts: 2,031 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    Neil_Jones wrote: »
    but is largely depreciated with modern phones

    The word you're looking for here and elsewhere is "deprecated". Although I suspect here a more appropriate term is "not required" unless there has been some guidance from Openreach regarding its use.
    Neil_Jones wrote: »
    As a general rule the C++ runtimes are all the same but functionality may have been replaced, depreciated
    Neil_Jones wrote: »
    Now all of that being said, Disk Cleanup is actually depreciated as of v1809.
    Neil_Jones wrote: »
    Please don't use Internet Explorer on Windows 10, its depreciated
    Neil_Jones wrote: »
    Internet Explorer is still there but heavily depreciated.
    Neil_Jones wrote: »
    Windows 7 is depreciated for a start
  • Chino
    Chino Posts: 2,031 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    DoaM wrote: »
    Is the correct answer (for domestic installations).
    and duplicates post #2.
  • neilmcl
    neilmcl Posts: 19,460 Forumite
    Part of the Furniture 10,000 Posts Name Dropper
    aardvaak wrote: »
    Are you saying I should only connect to 2 & 5?
    Yes, that's what I said.
  • neilmcl
    neilmcl Posts: 19,460 Forumite
    Part of the Furniture 10,000 Posts Name Dropper
    DoaM wrote: »
    Is the correct answer (for domestic installations).
    Which is what I said in post #2 ;)
This discussion has been closed.
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