If IC32 is broken, you would have problems with storing and recalling
patches.
But if you want to try, you can get replacement from me - generic part on
small PCB adapter.
I'm going on vacations in a moment, so just brief here.
Roman
----- Original Message -----
From: "rignellio" <rignellio@yahoo.co.uk>
To: <PolySix@yahoogroups.com>
Sent: Sunday, August 13, 2006 3:05 AM
Subject: [PolySix] Re: Polysix: effects don't work, has to be in manual mode
to sound
> Hi Roman,
>
> Checked all these traces and everything is fine. The only trace I have
> had to fix so far was on the little trace coming down off pin 12 on
> IC32. IC32 is giving off around 5v turned on, and 0v off, which I
> assume is normal.
>
> In my last post I mentioned fixing another trace but I was in bad
> light and found this wasn't correct. I've removed this now and the
> Resonance is working again so consider that resolved. The other
> problems (programmer, no fx, vca atten not working, sub osc etc) are
> all still evident, but aside from those it is sounding great.
>
> All the traces seem ok so I suspect there is a problem with IC32, as
> that's where the majority of damage took place? Anything I can check
> further on this chip? And where can I find a replacement in the UK?
>
> Thanks,
>
> Tim
>
> --- In PolySix@yahoogroups.com, "Roman" <modular@...> wrote:
> >
> > looks to me like you still have broken traces on P11 and D03 lines.
> > S check with continuity meter 2 networks (part designator and pin
> number):
> > IC31-3
> > IC26-14
> > CN06-6
> > CN10-1
> > IC33-9
> > IC28-13
> > IC34-13
> >
> > second one:
> > IC22-28
> > CN06-8
> > CN10-7
> >
> > also check if IC31 (74LS08) is working properly. This poor little guy
> > usually suffers the most from battery leakage
> >
> > hope that helps
> >
> > Roman
> >
> > ----- Original Message -----
> > From: "rignellio" <rignellio@...>
> > To: <PolySix@yahoogroups.com>
> > Sent: Monday, July 31, 2006 11:12 PM
> > Subject: [PolySix] Re: Polysix: effects don't work, has to be in
> manual mode
> > to sound
> >
> >
> > > Hi Roman,
> > >
> > > I read through the the Sputniik/Aero thread and he looks like he's a
> > > bit further on than me!
> > >
> > > I found one really short trace which was broken and fixed that, I
> > > don't know if there is a map of where the traces go because it's
> > > difficult when they are under IC's etc. Anyway I've been thorough and
> > > I can't see any problems with them. However I am prepared to be proved
> > > wrong.
> > >
> > > I didn't give a complete analysis of everything that's wrong with my
> > > machine:
> > >
> > > - The octave is only switchable between 16' and 8', 4' sounds the same
> > > as 16'
> > >
> > > - PW functions exactly the same as PWM
> > >
> > > - The Sub Osc will take the Polysix out of Manual mode when switching
> > > to -1, but you can just press Manual again. -2 does the same but
> > > Manual won't work with the switch in that position.
> > >
> > > - The VCA Attenuator isn't working at all
> > >
> > > I tested the pins on CN03 and I get these results:
> > >
> > > pin 1 varies between -5v and +4v depending on where the Effects
> > > Speed/Intensity knob is
> > > pins 2,3,4 are all reading 0.1v constantly
> > > pins 5,6 are constant around -4-5v
> > > pin 7 changes from around -5v to +5v depending on where the Resonance
> > > knob is.
> > >
> > > I'm going to test CN06 and i'll tell you what I find there shortly.
> > > Thanks for the help,
> > >
> > > Rich
> > >
> > >
> > >
> > > --- In PolySix@yahoogroups.com, "Roman" <modular@> wrote:
> > > >
> > > > about the effect problem - measure the voltage at CN03 on KLM367 and
> > > see if
> > > > they change when you turn the following:
> > > > effect speed
> > > > effect type
> > > > VCA attenuation
> > > > VCF resonance
> > > > you should also see slow changing voltage if you have selected VCA
> > > > modulation by LFO
> > > > If they change, and not stay the same all the time, then your effect
> > > board
> > > > might be broken. But if one pins of CN03 doesn't appear to carry
> > > changing
> > > > voltage no matter what switch/pot you turn from above mentioned -
> > > that means
> > > > you still have some traces broken after battery leakage. If you also
> > > say you
> > > > cannot save - the fault may be in CN06 area, as aero/sputnik979 have
> > > > discovered recently.
> > > >
> > > > Roman
> > > >
> > > > ----- Original Message -----
> > > > From: "rignellio" <rignellio@>
> > > > To: <PolySix@yahoogroups.com>
> > > > Sent: Sunday, July 30, 2006 3:18 PM
> > > > Subject: [PolySix] Polysix: effects don't work, has to be in manual
> > > mode to
> > > > sound
> > > >
> > > >
> > > > > Hi,
> > > > >
> > > > > I've read through some posts on similar lines but couldn't
> find much
> > > > > that specifically related to my problem. Apologies in advance
> because
> > > > > I know you get these kind of posts all the time.
> > > > >
> > > > > I got a Polysix recently for next to nothing, the battery had
> leaked
> > > > > but from a quick inspection it looked reasonably healthy, plus it
> > > > > still made sound.
> > > > > So i proceeded to follow the Polysix battery replacement
> procedure on
> > > > > Old Crow's site, and now it is working better than before but
> still
> > > > > has some major functions missing:
> > > > >
> > > > > a) The programmer isn't working, and it has to be in Manual
> for it to
> > > > > work properly. Nothing can be saved to the memory.
> > > > >
> > > > > b) Also none of the effects work, and it has to be set to
> 'Phaser' for
> > > > > it to sound at all. Note there is no Phaser effect audible and the
> > > > > Speed/Intensity knob has no effect.
> > > > >
> > > > > So I reckon either a chip or a combination of traces are
> faulty. Most
> > > > > of the pins around the chips look ok but I'm very
> inexperienced with
> > > > > electronics. But hey, I got this far.
> > > > > How can I test IC31 or IC22 for problems? And if they are
> broken, can
> > > > > anyone recommend a place to get spares in the UK?
> > > > >
> > > > > Thanks,
> > > > > Richard
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6
> > > > > Yahoo! Groups Links
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> >
>
>
>
>
>
>
> PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6
> Yahoo! Groups Links
>
>
>
>
>
>
>