Re: "Failure to communicate" problems

[nick markowitz <nmarkowitz@xxxxxxxxx>]

On Apr 22, 2:49=A0pm, "RockyTSquirrel" <gafa_...@xxxxxxxxxxx> wrote:
> "Frank Kurz" =A0wrote in message
>
> news:pZGdnXD46PqqXizQnZ2dnUVZ_rmdnZ2d@xxxxxxxxxxxxxxx
>
> On 22/04/2011 7:19 AM, tourman wrote:
>
>
>
>
>
>
>
>
>
> > Perhaps some of the regulars can suggest a solution to a problem I'm
> > having. =A0For years now, I've been having random failures to
> > communicate that are not caused by improper programming of the panels.
> > There seems to be no pattern to them that I can determine, nor is it
> > make specific. The station is no help and insist there are enough
> > lines coming in to handle any amount of traffic. Whenever they happen,
> > I have the client send a manual test through to the station, and it
> > always goes through properly. This only seems to occur with
> > conventional land lines
>
> > I get daily reports and every day, and there is at least one panel
> > that doesn't seem to have communicated it's test signal (out of a base
> > of 1100 accounts). When I check, rarely is it a real problem....
>
> > Can anyone familiar with station technology suggest potential
> > solutions/problems that could be occurring. I'm at a loss...
>
> In addition to Jim R's excellent points, you should call your station
> manager and find out when the bulk of their dealer test signals are
> coming in, then choose a time window outside of that. =A0We have some
> accounts transmitting in the early afternoon (when things are usually
> really quiet).
>
> --
> Frank Kurzwww.firetechs.net
>
> ---------
>
> The other suggestions are right on, =A0I've had at least one of each =A0o=
ver the
> years causing problems..
> The DSL signal =A0is a real problem on FBII panels...
> (a standard notch -20db filter =A0won't do it either, =A0takes an extra d=
eep
> notch -50db =A0to keep the DSL tones out of the processor..)
> You might inquire when the phone company =A0does its line sweeps..
> I've had lost calls =A0if they tried to test with a tone =A0when the phon=
e guys
> computer was doing the line sweep..
>
> RTS

Also check all grounds.  they can cause strange problems with dialing
and ine sensing if dirty or non exsistant.
can especially cause false line down problems.