Article View: sci.electronics
Article #10956Re: Adding a Second Phone Line
From: Neil Rickert
Date: Thu, 05 Nov 1992 21:34
Date: Thu, 05 Nov 1992 21:34
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3242 bytes
In article <1992Nov5.191846.199@cbnews.cb.att.com> wrb@cbnews.cb.att.com (wallace.r.blackburn) writes: >>From article <Bx8C3s.C70@news.cso.uiuc.edu>, by cathy@uxa.cso.uiuc.edu (Catherine T Vojtas): >>> I need to install a second line so I can have one for voice, one for data >>> (can you guess why?) The installation charge for the labor of putting in >>> a second phone line is a bit pricey, but the woman at Illinois Bell told >>> me that I could do it myself if I knew how... >>> Any help would be greatly appreciated.. >Check the phone lines in your house - they are most likely 4-wire (red, >green, black, yellow). If so, the job is trivial. This is because you >only need two lines. Your original phone line should use red and green. >You can use black and yellow for your second line. That was what I thought, too. So, before the installer arrived, I had already made sure that the yellow/black was wired up for use on my modem line. >The Illinois Bell installer will simply bring the two wires from the second >line to somewhere inside your house. You just have to connect them to the >black and yellow (he/she might go ahead and do it). In my case, the Illinois Bell installer moved the connection from indoors to outdoors. He installed a box just outside, with three line connection interfaces in it. Each interface consisted of a 4 terminal wiring block and a modular jack to disconnect the line. He also ran 4 wires back into the house to connect to the original red/green/yellow/black lines. He connected the original incoming line to the first wiring block, which he connected to the red/green running back into the house. He connected the yellow/black from the house to the second block, and he left the third wiring block with no connections leading back into the house. Naturally he connected the second phone line to the third wiring block, meaning that the second line did not come into the house. I presume this was just to make sure that he was not doing any inside wiring for the new line (I am not paying for their inside wiring service). Thus what could have been a 5-minute job took him more than one hour. Not a problem - I was not paying for that part of the job (I had the second line installed during a "free installation" promotion), and moving the yellow/black pair to the 2nd block was easy enough. >If you get them backwards, the phone will work, that is you will be able to >answer an incoming call. But it won't dial out. If this happens, just >switch the two wires around. Perhaps this depends on the type of telephone. Many 'phones seem to work and dial out with either polarity.
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<1992Nov5.213451.27140@mp.cs.niu.edu>Path:
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<Bx8C3s.C70@news.cso.uiuc.edu> <1992Nov5.165850.23994@cbnewsk.cb.att.com> <1992Nov5.191846.199@cbnews.cb.att.com>Show Full Headers
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Path: arc1-ca.pugleaf.net!sparky!uunet!portal!lll-winken!cert!news.sei.cmu.edu!cis.ohio-state.edu!zaphod.mps.ohio-state.edu!sdd.hp.com!ux1.cso.uiuc.edu!mp.cs.niu.edu!rickert From: rickert@mp.cs.niu.edu (Neil Rickert) Newsgroups: sci.electronics Subject: Re: Adding a Second Phone Line Message-ID: <1992Nov5.213451.27140@mp.cs.niu.edu> Date: 5 Nov 92 21:34:51 GMT References: <Bx8C3s.C70@news.cso.uiuc.edu> <1992Nov5.165850.23994@cbnewsk.cb.att.com> <1992Nov5.191846.199@cbnews.cb.att.com> Distribution: usa Organization: Northern Illinois University Lines: 47