I acquired a working HP Draftmaster RX (HP part # 7596B).
An awesome machine, 36" roll feed and 8 pens, complete with several pen
carousels, user manual, and hundreds of working pens.
I was very excited to make a splash in the art world with this thing. I did
get it to perfectly draw a 3 color de
, Nov 11, 2016 at 3:38 PM, Alexandre Souza <
alexandre.tabaj...@gmail.com> wrote:
> How is the power supply? All rails ok? Input/output capacitors not bulged
> nor leaked?
>
> 2016-11-11 21:36 GMT-02:00 Michael Newton :
>
> > I acquired a working HP Draftmaster RX (HP p
int and there is nothing there ?
>
> If +5 is 400mV high, that's not dangerous but it is something I'd take care
> of first.
>
> -pete
>
> On Fri, Nov 11, 2016 at 8:35 PM, Michael Newton
> wrote:
>
> > Thanks for the encouragement. I'm going in.
>
On Thu, Nov 17, 2016 at 12:10 AM, Brent Hilpert wrote:
> On 2016-Nov-16, at 11:34 PM, Michael Newton wrote:
>
> > That's right, there is a -5v test point that reads zero.
>
> From the previous discussion, presumably you mean -12V.
Yes -12v, sorry
> > Any gui
hat seems like too much for me to ask.
If there is someone within driving distance of Seattle who could get this
thing working I will pay them what their time and effort is worth (I'm
trying to avoid shipping this monster or buying anyone plane tickets).
thanks
M.
On Fri, Nov 18, 201
e above and see where things stand.
> I'm not all that far away (Victoria area) but far enough to nonetheless be
> awkward for transport or trip.
>
>
> On 2016-Nov-22, at 1:16 PM, Michael Newton wrote:
> > I appreciate the guidance so far, thanks very much.
> >
> >
n and out a bit.
M.
On Wed, Nov 30, 2016 at 5:48 PM, Michael Newton
wrote:
> You were correct, I was looking for the -12v in the wrong place. I did
> find -12v on the anode of CR2. So all voltages are correct at the test
> points.
>
> So the LCD shows nothing and the dev