Re: C&K 2316 Panel; Watchdog Reset

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

The watchdog circuit will check for abnormal conditions within the board, it
sounds like you have a flaky board

<chasbo@xxxxxxxxx> wrote in message
news:vd47r29kkgf22is9gk3lkpflnb08v7teuc@xxxxxxxxxx
> The 2316 panel has a "Watchdog" circuit  The circuit board also has an
> LED labeled Watchdog.
>
> My question is:  What does the Watchdog watch?  What is it about the
> panel that requires it to reset itself -- and send us a "watchdog
> reset" signal?
>
> My concern is a customer who is complaining that he peridoically finds
> the SERVICE light on for no apparent reason.  He then shuts off the
> light by entering *1#, the resetting function.
>
> The SERVICE light, when lighted, indicates the precise problem by
> flashing slow or fast, or in unison with another light on the keypad.
> Matching the condition with a chart in the manual determines the
> problem.
>
> When the SERVICE light flashes slowly (no other lights flashing or on
> steady) the keypad manual says that the cause is "Panel has reset
> itself.  System OK.  To reset SERVICE light, press *1#."
>
> I am unable to find any documentation that explains why the system is
> resetting.  Resetting from what?
>
> Charles