Re: Modem disables the phone line.



On Fri, 22 Jul 2005 15:55:00 -0400, "Derek" <derekeaston@xxxxxxxxxxx>
put finger to keyboard and composed:

>I just put a U.S. Robotics 5686 exteranl modem on a customers computer. It
>seemed to work fine for a week, and now the customer called and complained
>that the modem wasn't working and his phone lines quit working until he
>disconnected the modem from the phone line. He tried unplugging the modem
>for a while, hopeing for a reset, but still doesn't work.
>
>Anyone have any ideas? he Modem was brand new in the box when I installed
>it. Yes it is an external.
>
>So basically it sounds like the modem is taking the phone line off the hook
>and leaving it off the hook.

Remove power from the modem. Then measure the voltage at the tip and
ring terminals of the phone plug with the modem connected to the phone
line. Now disconnect the modem and measure the voltage again. There
should be no appreciable difference between the two readings.


- Franc Zabkar
--
Please remove one 's' from my address when replying by email.
.



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