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- Path: dipper.controls.eurotherm.co.uk!news
- From: johnha@controls.eurotherm.co.uk (John Hanson)
- Newsgroups: uk.telecom,comp.sys.mac.comm,comp.dcom.modems
- Subject: Re: How to get modem to work in the UK
- Date: 18 Apr 1996 10:46:31 GMT
- Organization: Eurotherm Controls Limited
- Message-ID: <4l56i7$40e@dipper.controls.eurotherm.co.uk>
- References: <4kl9oq$sbi@helios.ccunix.ccu.edu.tw>
- NNTP-Posting-Host: kiwi.controls.eurotherm.co.uk
- X-Newsreader: WinVN 0.91.6
-
- In article <w+xOmBAfNrcxEwIn@brinee.demon.co.uk>, Brian Neenan
- <brian@brinee.demon.co.uk> says:
- >
- >15th April 1996, J Simpson posted:
- >>There are two types of RJ11 to BT phone plug cables sold in the UK.
- >>The commonest doesn't work (unless you cut it in two and re-wire it).
- >>Most vendors don't know the difference and sell you the commonest,
- >>wrong one, which gives NO DIAL TONE. The correct one is sold
- >>specifically as a modem, or as a replacement modem cable.
- >>
- >>The one sold by Tandy, InterTan, Radio Shack in the UK as a Replacement
- >>Line Cord 279-7037 -7038 -7039 7040 is one of those that needs
- >>rewiring, I think it's used for some phones and fax machines - out
- >>of the packet it won't, in spite of having the correct plugs, work
- >>with modems.
- >>
- >
- >What is the correct wiring sequence?
- >Where can you get the correct cable?
- >
-
- There are two types of leads
-
-
- The FAX machine type used in the UK. This is used for most UK sold BT
- approved equipment, and saves the manufacturer having two cases with
- different sized holes for the US and here.
-
- BT Plug RJ Plug
- Pin 1
- Pin 2 ------------ Pin 1
- Pin 3 ------------ Pin 2
- Pin 4 ------------ Pin 3
- Pin 5 ------------ Pin 4
- Pin 6
-
- The BT phone line being between pins 2 and 5.
-
-
- However in U.S.A. a RJ Plug has the phone line between pins 2 and 3,
- hence a lead like
-
-
- BT Plug RJ Plug
- Pin 1
- Pin 2 -----+ Pin 1
- Pin 3 +------ Pin 2
- Pin 4 +------ Pin 3
- Pin 5 -----+ Pin 4
- Pin 6
-
- These are a lot harder to get hold of.
-
-