[Asterisk-Users] TDM400 pinout

[bails]

BJ Weschke wrote:
> On 1/26/06, bails <bails at westcomuk.com> wrote:
> 
>>Chris Bagnall wrote:
>>
>>>>Hi I'm looking for a pinout for the above.  Note this has
>>>>what i'd call
>>>>RJ45 sockets (or someone smart can correct me).  I need to
>>>>plug into BT (rj13?).
>>>
>>>
>>>Are you sure the TDM400 has RJ45 sockets? The pair I've got here have RJ12
>>>sockets.
>>>
>>>I assume with the mention of BT, you're in the UK. The line is on pins 2+5
>>>of the BT connector, which'd usually translate to the 2 inner pins of an
>>>RJ11 connector (pins 2+3). You should find an old modem cable will do the
>>>job fine.
>>>
>>>If your TDM400 really does have RJ45 sockets, then you'd expect the line to
>>>be on the middle pins (pins 4+5), similar to a modtap used in structured
>>>cabling environments.
>>>
>>>Regards,
>>>
>>>Chris
>>
>>Thanks, yes they are rj45, we have had rj12 in he past I look at the above.
>>
>>Like I said though, pity Digium dont supply the information on there
>>site or with the cards, its a bit like everything in life today.  We are
>>only the customer, but  we're expected to do the running around.
>>
> 
> 
>  Earlier versions of the TDM400 I believe were RJ45. They were changed
> to RJ11 I think I had heard at one point for compliance with some
> telco standards outside the US. But, in either case, yes, the middle
> pair is the "active" pair for your FXO/FXS ports on these cards
> whether RJ11 or RJ45.
> 
> --
> Bird's The Word Technologies, Inc.
> http://www.btwtech.com/
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> 
Thanks I can confirm that this is indeed correct

Bails