Hm I cleaned up all the trimpots....
I rather would like to know which IC could be wrong
thanks a lot for reply....
Gregor
> Are you refering to the trimpot on the computer board ?
>
> I don't know very much about it but on my Trident it did the same
> when I set it to a cetrain position. This is how it was when I first
> got it - powered it up and all banks/presets lite up. By ritating the
> trimmer a bit it booted up correctly finally (bank 1 / preset 1)
>
>
> --- In PolySix@yahoogroups.com, "u3dreal" <u3dreal@y...> wrote:
> >
> > Hello all;
> >
> > I bought a polysix in rather bad condition...
> >
> > I did the batteryreplacements and checked to circuits...they seem to
> > be OK for both sides of teh PCB
> > ...many things were still wrong then I replaced the IC31...and the
> octave
> > knob and the sub osc were working again.
> >
> > The Controls are better now but still don't work correctly..
> >
> > the MG....Delay doesn't work at all and Level gets controlled by the
> > VCO PW/PWM knob...? the EG doesn't seem to work either..
> > only the sustain can be controlled via the LFO resonance knob..
> >
> > all the other things like the preset section / loading saving
> progamms
> > or even sending and receiving banks form external casset recorder
> > works....!!!!!
> >
> > when i try to do the testing procedure with the 56k resistor...the
> > following happens.....when i turn the trim clockwise there is a
> point
> > where is jumps from bankA prog1 to all eight proglights.....this
> doesn't
> > happen
> > for me the two first ( prog 1+2) don' light...sometimes
> > its only the first one which doesn't light...
> > when i remove the resistor it switches back to prog1 bankA
> >
> > I have no idea what could be wrong...could it be IC30 or even the
> > processor ?? Did you have something simlar ?
> >
> > How much would a new proc cost?
> >
> > I really would aprichiate it a lot if you could give me some
> advice...
> >
> >
> > thanks in advance
> >
> > Gregor
> >
>
>
>
>
>
>
>
> PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6
> Yahoo! Groups Links
>
>
>
>
>
>
___________________________________________________________
Telefonate ohne weitere Kosten vom PC zum PC:
http://messenger.yahoo.de