Re: Ademco Vista-10SE no sounder output?

["Mark Leuck" <m..leuck@xxxxxxxxxxx>]

"John Balogh" <jbalogh@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:G4edneHieM1_lCDZnZ2dnUVZ_vWdnZ2d@xxxxxxxxxxxxxx
> Hello all,
>
> During some recent tests on a Ademco Vista-10SE, we found there is no
> output to the sounder terminal (terminal 3). The sounder in this case is
> connected to a dialer which of course never fires. The alarm triggers
> and I get ALARM responses on the control pad. Everything else seems to
> work as expected, just no output on the sounder pin.
>
> It is not clear to me if this ever worked. What are the odds of the
> output circuit on this board being bad? Is this a common failure? Anyone
> know where to get schematics for this module? I am hesitent to just swap
> the output transister (TIP32) without knowing more about what is going
> on. I know the unit can be programmed to disable the sounder, ie, silent
>    alarm and I will be checking that today.
>
> Thanks,
>
> John

Might check what powered devices you have on that system, if you go over the
max current limit the siren will not sound