The !O indicates an overload (or at least the SPROG thinks there's an overload).

Are you sure everything on the chassis is 100% isolated where it should be?

Andrew

--- In sprog-dcc@..., "andy_sollis" <Andy@...> wrote:
>
> Hi Andrew,
>
> Yes that may help - Not something I ever use the comand monitor - Anyway, here
goes.
>
> cmd: "A 3"
> rep: "P> "
> cmd: "-"
> rep: "P> "
> cmd: "+"
> rep: "P> "
> cmd: ">28"
> cmd: ">28"
> rep: "P> "
> rep: "P> "
> rep: "!OP> "
>
> Andy
>
>
> --- In sprog-dcc@..., "andrew_croslanduk" <andrewcrosland@>
wrote:
> >
> > Andy,
> >
> > In DecoderPro, open the command monitor window and then try again. What
message(s) do you see the SPROG shuts down?
> >
> > Regards,
> >
> > Andrew Crosland
> >
> > --- In sprog-dcc@..., "andy_sollis" <Andy@> wrote:
> > >
> > > My Original Sprog 1 is suddenly shutting down when I use the Throttle ?
> > >
> > > Originally I thought this was motor related to a Hornby Class 50 which I
was working on for a friend (Mine has never worked on Sprog - I just assumed it
was a current draw thing), but now I'm working on a Split Chassis Bachmann A4
and this is the same, I can't get above 1\4 power before sporg shuts down. I
know this is not a short as when this occurs, Decoder Pro also freezes -All I
have to do is turn the power light back on.
> > >
> > > I'm using the same power supply I have used for the past 7 years (Gosh
have I has it that long ?)
> > >
> > > Anyone have any thoughts ?
> > >
> > > Andy
> > >
> >
>