Re: First Alert FA-210 panel keeps beeping

["dchou4u@xxxxxxxxxxx" <dchou4u@xxxxxxxxxxx>]

On Aug 25, 1:35=A0pm, ransley <Mark_Rans...@xxxxxxxxx> wrote:
> On Aug 25, 2:39=A0pm, Dennis <dcho...@xxxxxxxxx> wrote:
>
> > Hi, I have a 10 year old First Alert FA-210 panel which shows LO BAT
> > off and on, but there is no zone number info. Sometimes the panel will
> > keep beeping until I press any key on the keypad to turn the beeping
> > off. According to the manual, it says it is due to low system power
> > condition. But I checked the AC power and it seems to be feeding the
> > correct voltage to the control box. Any clue?
>
> > Thanks
> > Dennis
>
> Good systems have backup batteries so a thief cant just disable the
> power, or come by during a power outage, mine has a 12v lead acid
> battery I can get at Ace, open the panel and see, and google for an
> instruction manual.

So does the board in the box run off the battery even when A/C power
is functional? I always thought the board is running off the A/C power
and the battery is used only when A/C power is disabled.

Thanks again for all your help