Re: Need Help with odd Ademco Vista 20P problem

["Katerina" <safechecker@xxxxxxxxxxxx>]

On Apr 15, 1:20 pm, Apu Nahasapeemapetilon <n...@xxxxxxxxx> wrote:
> safechec...@xxxxxxxxxxxx wrote:
> >Hi.
>
> >I have anAdemcoVista20P, using ADT monitoring.  I have had the
> >system a couple of years with no changes made to it.
>
> >For the past week, on about half of incomingphonecalls, after one
> >ring thealarmboard is answering the incoming call, giving the caller
> >about 2 seconds of a data squeal, then hangs up on them.  Again, this
> >happens only in about half of calls that are made to me, and it just
> >started about a week ago.  I know it is thealarmboard doing this,
> >because I can hear the relay click when it answers the call and hangs
> >up.
>
> >MyVista20P is very simple - nothing fancy...
> >-8 zones (all wired, no wireless) just doors and a few motion
> >-No X-10, nophonemodules, no PC downloading setups, no wireless.
> >-Made no recent changes to phones orphonelines in house.
>
> >I rechecked lines on the RJ31X and everything appears OK, and wired
> >properly.  Line seizing capability works fine in testingalarm
> >system.  No line work was been done on the phones or thealarm.
>
> >On a whim, even though I do not use pc downloading with myalarm, I
> >viewed the settings for *95 and *94 and it is set to 15 rings, with no
> >downloadphonenumber (which I believe is correct.)
>
> >Except for having the entire control board replaced, I am stuck for a
> >solution as to why thealarmwould answer half of myphonecalls
> >(after 1 ring) and give a squeal then hang up.  Frustrating. Looking
> >for a solution or a way to bypass please.  Thanks!
>
> Set *95 to '14'.  This will disable the answering machine defeat -
> which is why the panel is picking up (someone must be calling and
> hanging-up, then calling back).- Hide quoted text -
>
> - Show quoted text -

THANK YOU APU - That did it.  I set *95 to 14 and it worked.
P.S., just curious - any idea why it just recently started to answer
incoming calls - possible change in Telco's ring voltage??