I believe that this is the most clear, complete and up to date Polysix service manual on the web: http://www.synfo.nl/servicemanuals/Korg/POLYSIX_SERVICE_MANUAL.pdf Hope it helps! James On Tue, Jul 24, 2012 at 4:17 PM, Peter M�rck <peterm@sunsetselection.com>wrote: > ** > > > Oh, nice :) > Thanks for that. > > Right, now listen to Jed, he knows better ;) > Sorry for the confusion but I was only looking at the old scanned > schematics, and they're obviously full off mistakes... > > > BR, > Peter > > ----- Original Message ----- > From: "Jed Jorgensen" <jed.jorgensen@gmail.com> > To: <PolySix@yahoogroups.com> > Sent: Tuesday, July 24, 2012 10:43 PM > Subject: Re: [PolySix] Re: Polysix contact strip > > oops -- meant to post this too: > > http://www.oldcrows.net/~oldcrow/synth/korg/polysix/crowlm367/klm367a_img.gif > > On Tue, Jul 24, 2012 at 1:43 PM, Jed Jorgensen > <jed.jorgensen@gmail.com>wrote: > > > Crow's schematic can be a big help: > > > > > http://www.oldcrows.net/~oldcrow/synth/korg/polysix/crowlm367/klm367a_eagle_schem.gif > > > > I also track things using his 'see-through' board layout (from which the > > clones were derived). It is the same as the original (except the > battery). > > > > j > > > > > > On Tue, Jul 24, 2012 at 1:35 PM, Peter M�rck > > <peterm@sunsetselection.com>wrote: > > > >> ** > >> > >> > >> Damnit! > >> The 14042 below IC26 in the schematics is marked IC34, but I see now > >> there's > >> another IC34 down in the lower right. > >> Ok, add another typo and give it credit for some more confusion... > >> > >> > >> ----- Original Message ----- > >> From: "Jed Jorgensen" <jed.jorgensen@gmail.com> > >> To: <PolySix@yahoogroups.com> > >> Sent: Tuesday, July 24, 2012 9:55 PM > >> Subject: Re: [PolySix] Re: Polysix contact strip > >> > >> Is that a typo (34 vs 24)? > >> > >> IC26 pin 5 should go to IC24 pin 5. > >> > >> jed > >> > >> On Tue, Jul 24, 2012 at 12:21 PM, tonezone020 > >> <swamp.gigs@googlemail.com>wrote: > >> > >> > ** > >> > >> > > >> > > >> > Hi Peter, > >> > > >> > I bridged IC26 pin 5 --> IC34 pin 5 and there's continuity to IC22 pin > >> 11 > >> > , however doing so knocked out the Bank A thru to Write switches and > >> when > >> > the I change patch switches, the sound played doesn't. > >> > > >> > Any pointers to where to look ? > >> > > >> > Thanks > >> > > >> > Tone > >> > > >> > > >> > --- In PolySix@yahoogroups.com, Peter M�rck <peterm@...> wrote: > >> > > > >> > > Hi, > >> > > > >> > > Regarding IC26 pin 5 --> IC34 pin 5: > >> > > > >> > > Yes, they should be connected to eachother. > >> > > But more importantly, do any of them have contact with pin 11 of the > >> > 8048 (IC22) ? > >> > > IC26 and IC34 are latches, controlled by pin 11 of the 8048. > >> > > The fact that IC26 and IC34 have pins 5 connected to eachother > >> > > doesn't > >> > necessarily mean any of them will work, unless they in turn are > >> connected > >> > to the 8048 pin 11. > >> > > So connection between IC22 pin 11 <--> IC26 pin 5 <--> IC34 pin 5 is > >> > what you need. > >> > > > >> > > BR, > >> > > Peter > >> > > > >> > > > >> > > > >> > > ----- Original Message ----- > >> > > From: tonezone020 > >> > > To: PolySix@yahoogroups.com > >> > > Sent: Tuesday, July 24, 2012 11:59 AM > >> > > Subject: [PolySix] Re: Polysix contact strip > >> > > > >> > > > >> > > > >> > > Erm, > >> > > > >> > > Correction - that should be IC24 p2, 1, 11, 10 that is connected to > >> IC32 > >> > p2, 1, 17, 16 > >> > > > >> > > Cheers, > >> > > > >> > > Tony > >> > > > >> > > --- In PolySix@yahoogroups.com, "tonezone020" <swamp.gigs@> wrote: > >> > > > > >> > > > Hi Don and Peter, > >> > > > > >> > > > Your messages have been very helpful consequently I've discovered > >> > anomalies elsewhere... > >> > > > > >> > > > IC26 p5 doesn't connect to IC34 p5 - should I bridge this ? > >> > > > > >> > > > IC26 to IC32 connections are all fine. > >> > > > > >> > > > Also I think there's a mistake in the schematics. Rather than IC34 > >> > connecting to IC32 it seems to be IC26 p2, 1, 11, 10 that is connected > >> to > >> > IC32 p2, 1, 17, 16 > >> > > > > >> > > > Regards, > >> > > > > >> > > > Tony > >> > > > > >> > > > > >> > > > --- In PolySix@yahoogroups.com, "backshall1" <backshall1@> wrote: > >> > > > > > >> > > > > Yes, there is an error in the schematics. Pin 5 is +5v, not pin > >> > > > > 4. > >> > Pin 4 > >> > > > > really does go to pin 12 on the 8048. I just checked a clone > >> > > > > board > >> > and an > >> > > > > old original KLM-367. They are the same. > >> > > > > > >> > > > > Don B. > >> > > > > > >> > > > > > >> > > > > > >> > > > > _____ > >> > > > > > >> > > > > From: PolySix@yahoogroups.com [mailto:PolySix@yahoogroups.com] > On > >> > Behalf Of > >> > > > > Peter M�rck > >> > > > > Sent: Monday, July 23, 2012 8:25 PM > >> > > > > To: PolySix@yahoogroups.com > >> > > > > Subject: Re: [PolySix] Re: Polysix contact strip > >> > > > > > >> > > > > > >> > > > > > >> > > > > > >> > > > > > >> > > > > You must be looking at the board layout drawing. > >> > > > > The schematics are different and have no "layers". They just > show > >> > how it's > >> > > > > connected without actual physical constraints. > >> > > > > > >> > > > > Anyway, I just looked and pins 1,4,10,13,14 of IC31 are tied to > >> +5V > >> > :) > >> > > > > > >> > > > > By the way, > >> > > > > I assume there's an error in the schematics indicating pin 4 > tied > >> to > >> > pin12 > >> > > > > of the 8048, as it's also tied to +5V. > >> > > > > Either that's pin 5 instead, or vice versa. > >> > > > > > >> > > > > IC31 is just a quad AND gate acting as a buffer. Each of the AND > >> > gates has > >> > > > > one of its inputs tied to +5V so whatever appeard on the other > >> input > >> > will > >> > > > > also appear on the output of that gate. > >> > > > > > >> > > > > The traces under IC31 are usually attacked by the battery acid > >> > though and it > >> > > > > is good if you do continuity testing around that area. > >> > > > > > >> > > > > BR, > >> > > > > Peter > >> > > > > > >> > > > > ----- Original Message ----- > >> > > > > From: tonezone020 > >> > > > > To: PolySix@yahoogroups.com <mailto:PolySix%40yahoogroups.com> > >> > > > > Sent: Tuesday, July 24, 2012 1:45 AM > >> > > > > Subject: [PolySix] Re: Polysix contact strip > >> > > > > > >> > > > > Hi, > >> > > > > > >> > > > > Looking at the schematics it's hard to tell - it doesn't seem > >> > > > > like > >> > there is > >> > > > > one for the underside of the board ... > >> > > > > > >> > > > > Regards, > >> > > > > > >> > > > > Tony > >> > > > > > >> > > > > --- In PolySix@yahoogroups.com <mailto: > PolySix%40yahoogroups.com> > >> , > >> > Peter > >> > > > > M�rck <peterm@> wrote: > >> > > > > > > >> > > > > > Just compare with the schematics? > >> > > > > > > >> > > > > > BR, > >> > > > > > Peter > >> > > > > > > >> > > > > > ----- Original Message ----- > >> > > > > > From: tonezone020 > >> > > > > > To: PolySix@yahoogroups.com <mailto:PolySix%40yahoogroups.com > > > >> > > > > > Sent: Tuesday, July 24, 2012 12:52 AM > >> > > > > > Subject: [PolySix] Re: Polysix contact strip > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > > Hi, > >> > > > > > > >> > > > > > Thanks for your message. > >> > > > > > > >> > > > > > I managed to sort the strips out - they had stretched, but > with > >> a > >> > bit of > >> > > > > coaxing the keys are now working. > >> > > > > > > >> > > > > > Been slowly trying to fix the battery leak problem with a tiny > >> bit > >> > of > >> > > > > success and Old Crow's advice from his site. > >> > > > > > > >> > > > > > I discovered pin numbers 13 and 14 on IC31 are connected. Do > >> > > > > > you > >> > know if > >> > > > > this should be so? There seems to be a copper trace on the > >> > > > > underneath > >> > > > > circuitry. It also appears to be the same for IC30... > >> > > > > > > >> > > > > > Thanks, > >> > > > > > > >> > > > > > Tony > >> > > > > > > >> > > > > > --- In PolySix@yahoogroups.com <mailto: > >> PolySix%40yahoogroups.com> > >> > , > >> > > > > bastebraak <bastebraak@> wrote: > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > Is the old one damaged or just not working well. I fixed the > >> > contacts on > >> > > > > my polysix with a paste i ordered online. > >> > > > > > > > >> > > > > > > > >> > > > > > > Verzonden vanaf Samsung Mobiletonezone020 <swamp.gigs@> > >> schreef: > >> > > > > > > Hi All, > >> > > > > > > > >> > > > > > > Does anyone know where I can get a couple of 6 bubble > contact > >> > strips or > >> > > > > alternatives for my synth, preferably in the Uk ? > >> > > > > > > > >> > > > > > > Many thanks in advance, > >> > > > > > > > >> > > > > > > Tony > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > ------------------------------------ > >> > > > > > > > >> > > > > > > Yahoo! Groups Links > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > > >> > > > > > > [Non-text portions of this message have been removed] > >> > > > > > > > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > > [Non-text portions of this message have been removed] > >> > > > > > > >> > > > > > >> > > > > [Non-text portions of this message have been removed] > >> > > > > > >> > > > > > >> > > > > > >> > > > > > >> > > > > > >> > > > > [Non-text portions of this message have been removed] > >> > > > > > >> > > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> > > [Non-text portions of this message have been removed] > >> > > > >> > > >> > > >> > > >> > >> [Non-text portions of this message have been removed] > >> > >> ------------------------------------ > >> > >> Yahoo! Groups Links > >> > >> > >> > > > > > > [Non-text portions of this message have been removed] > > ------------------------------------ > > Yahoo! Groups Links > > > -- C'est La Guerre Moving Pictures Inc. 364 Home Street Winnipeg, Manitoba R3G 1X4 (204) 918 9317 [Non-text portions of this message have been removed]
Message
Re: [PolySix] Re: Polysix contact strip
2012-07-24 by james meagher