Re: Telco Line Fault??

["ABLE1" <royboynospam@xxxxxxxxxxxxx>]

"nick markowitz" <nmarkowitz@xxxxxxxxx> wrote in message
news:8274b13b-9bf6-4ebb-afd2-2b323fa1c632@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
On Apr 26, 8:32 pm, Jim Rojas <jro...@xxxxxxxxxxxx> wrote:
> ABLE1 wrote:
> > "Jim Rojas"<jro...@xxxxxxxxxxxx> wrote in message
> >news:4GpBn.93884$kj3.4119@xxxxxxxxxxxxxxx
> >> ABLE1 wrote:
> >>> Hey to all,
>
> >>> I installed a new Fireworx FX-64RD panel a couple of months ago.
> >>> Almost
> >>> from day one started to receive sporadic Telco Line Faults. Both Line
> >>> 1
> >>> and
> >>> Line 2. Little correlation can be determined except it happens 9 times
> >>> out
> >>> of 10 during the week Monday - Friday and during the day 9am to 5 pm.
> >>> In
> >>> other words 90% of the time during working hours. (aka when the phone
> >>> are
> >>> likely to be used)
>
> >>> It happens 1 to 3 times in a given day and then skip a day or two.
>
> >>> It was originally connected to their Line 1 and Fax Line, I have moved
> >>> to
> >>> L-1 and L-3 no help. It is now on L-1 and L-2 and am waiting to see
> >>> how
> >>> it
> >>> goes. Line 1 happens less frequent so I have left it alone.
>
> >>> In calling UTC Tech Support........................... I was told that
> >>> the
> >>> threshold voltage is 10vdc.
>
> >>> I have gotten the 10vdc from a couple of different techs so that must
> >>> be
> >>> the
> >>> number but it seems to be on high side. I remember on a burg panel
> >>> that
> >>> I
> >>> was having a problem a couple of years ago I was told the threshold
> >>> was
> >>> 6vdc.
>
> >>> What I am reading at the panel is 6.5 to 7.5vdc when a phone is off
> >>> hook.
> >>> So if the threshold is 10vdc then the panel is going to go into
> >>> trouble
> >>> after the timeout of 2 minutes which is the maximum.
>
> >>> The lines that I am working with are (what I think is) POTS lines on
> >>> copper.
> >>> However I was told that if there is a digital converter?? it could
> >>> cause
> >>> some trouble. How do I determine if this is the case???
>
> >>> Has anyone here experienced this?? Especially on this panel??
>
> >>> Any additional thoughts that may help would be appreciated.
>
> >>> TIA
>
> >>> Les
>
> >> Do you have these connected for proper line seizure?
>
> >> Jim Rojas
>
> > Jim,
>
> > Yes, I have RJ31X's on both lines.
>
> > Thanks for thinking on this.
>
> > Les
>
> Check Viking's website. They might have something to help boost the line
> voltage.
>
> Jim Rojas

Improper / dirty grounding can cause line fault problems double check
your grounds.


Nick & Jim,

Are you guys thinking that 6.5 and 7.5vdc is really low??  Or is the 10vdc
threshold high??

What values have you seen with off hook voltages??

Thanks,

Les