Re: Ademco 50P - Unable To Disarm

[Rapid <nosp@xxxxx>]

Don wrote:
> Hello to All,
>
> I am suddenly unable to disarm my Ademco 50P system.  Any and all help
> appreciated.
>
> Details:
>
> - system was working fine for months.
>
> - worker with key entered building unaware the alarm had been
> activated.  When the alarm went off, he pushed the OFF (#1) button on
> the keypad.  There are seven active model 6150 keypads installed.
>
> - awakened by alarm, I entered my code then the OFF button on a
> different keypad.  I do not know whether the worker and I were punching
> buttons at the same time.
>
> - the alarm continued rather than going into DISARMED.  After several
> attempts to disarm, I successfull experimented in changing the armed
> state from AWAY to STAY and back again.  Again I do not know whether
> the worker was still pressing the OFF key.
>
> - I answered Central Station's question that all humans were okay, I
> had  them put my system into test.
>
> - I then turned the system off for varying periods of time by throwing
> the ac current switch and pulling battery connections.  I hoped this
> would somehow reset the system.  That was yesterday.
>
> - After leaving the system unpowered overnight, I just (09:30 EST)
> turned it on... then off.  The system continues to stay armed.
>
> Any thoughts?
>
> TIA
>
> Don Davis
>
access programming and see what the master code is.