Re: Trident mkI filter problem
2007-10-08 by roisto
thanks, i will try that. it does happen with 7th and 8th oscillators, but only one at time. changing eg-mode seems to affect wich one is malfunctioning.
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Re: VTL5C3 opto coupler
2007-10-07 by sdlarch1
I got mine from small bear electronics. www.smallbearelec.com [Non-text portions of this message have been removed]
VCA Calibration looking bleak
2007-10-07 by sdlarch1
According to the calibration manual, the waveform at CN03-5 should look like this: [Click for a larger image. Opens in a new window]
Using the P6 effect board as an indepensant unit
2007-10-05 by gil_we
Are there any schematics/instructions which explains how the effect board can be turned into an independant effect unit ? Thanks !
Unison detune mod...
2007-10-05 by gil_we
Has anybody had his P6 modded for a unison detune mod ? What do it actually do ? Does it makes all 6 oscillators go out of tune, fattening the unison sound ?
Re: Trident mkI filter problem
2007-10-05 by gil_we
Does it happen only to one of the 8 oscillators ? if so, replace its SSM2044 chip.... ... to ... it ... closed, ... mode ... 8th ... two ... all ... it).. ...
Re: Trident mkI filter problem
2007-09-20 by roisto
I mean that filter of the last two oscillators has somehow turned to work negative. When cutoff filter is opened, one oscillator plays it closed (like lowpass
Re: [PolySix] Replacement CPU chips available
2007-09-17 by klosmon
I do -- I ve done about 30 at last count. I m in Oakland, CA. Question: is the output to the headphone jack have the same problem? When tracking down output
Re: [PolySix] Replacement CPU chips available
2007-09-17 by Chris Goumas
Do you do repairs on Polysixes and if so where are you located? I ve to a Polysix with what I think is factory installed midi and the output is weak and what
Replacement CPU chips available
2007-09-17 by cavernosum7
Finally gotten around to securing programmable versions of the 8040 & 8049 CPU chips used on the Polysix Processor and Voice boards; and after a long search,
Re: advice needed- blown repair
2007-09-14 by spistrich
... replaced ... Changing ... blank ... what ... here is my OWN reply... I somehow got the sound quality back by removing and replacing the chips... but I
advice needed- blown repair
2007-09-14 by spistrich
Ok I messed up... while trying to find out which one of my 6 SSM-2056 chips was not working ( every 6th note would not play) by switching chips around as
Re: [PolySix] polysix corrosion repair
2007-09-02 by jure zitnik
thanks a lot! didn t realize the ARP s completely isolated from the program board! that makes it much easier to figure out :) i wish i had decent service
Re: [PolySix] polysix corrosion repair
2007-09-02 by Johannes Hausensteiner
Hi, ... No, only those which are getting warm. Which ones are they? Usually those in power supplies. The more current, the more heat. The higher frequency the
polysix corrosion repair
2007-08-29 by jure zitnik
hi guys, hi again. a have a story and a few questions. a good year ago i bought a battery-leaked polysix and went through 2 synth repair services, just to end
DUMB MODULE CONTEST
2007-08-29 by babysealclub
With all this talk of crazy complex modules (design wise) I thought it would be interesting to see what dumb modules you could all think of. So I though I d
Re: Trident mkI filter problem
2007-08-25 by gil_we
What do you mean by opposite way ?? The replacements seems fine to me.
Trident mkI filter problem
2007-08-23 by roisto
I just got this synth and it has something wrong with 7th and 8th voices. When i´m adjusting eg intensity, filters for the last two voices are working
Re: WTB Polysix PSU
2007-08-09 by nanomole39
yes that would be great.i am lost without my polysix. thanks again ... uk
Re: WTB Polysix PSU
2007-08-04 by gil_we
... Hi, I have a broken on from which I can make a working one.... Would that be ok ? Alternatively, I d be glad to buy your KLM367A in case you won t find
Re: [PolySix] WTB Polysix PSU
2007-07-31 by Chromatest J. Pantsmaker
If I remember correctly, the PSU should be easy to rebuild. I don t think there is anything special about it. IF you can t source a purchase, maybe consider
WTB Polysix PSU
2007-07-31 by nanomole39
Hi,has anyone got a spare working one going for sale?.i am in the uk and will gladly pay for it inc postage,cheers
Re: URGENT Polysix help needed
2007-07-23 by gil_we
I had the same behaviour happening on a Korg Trident MKII I found and repaired. If I m not wrong it only takes to readjust a single trimpot on the controller
Re: [PolySix] Re: URGENT Polysix help needed
2007-07-20 by Chromatest J. Pantsmaker
Check Section 8 of the SERVICE manual. You can download it here: http://www.chromatest.net/POLY6_Service_Ensemble.pdf It s also linked from this group s
Re: URGENT Polysix help needed
2007-07-20 by xbeliefx
I can t find in the manual where it says how to reset the synth. Can anyone tell me how to do this?
Re: URGENT Polysix help needed
2007-07-20 by xbeliefx
Yeah, I thought it was the tape section. Tried disabling it but that did nothing. It definitely seems like the tape enable is stuck on. The output of the
Re: [PolySix] URGENT Polysix help needed
2007-07-20 by Johannes Hausensteiner
Make the reset adjustment as described in the service manual. ... [Non-text portions of this message have been removed]
Re: [PolySix] URGENT Polysix help needed
2007-07-20 by Stefan Schönhof-Sadelkow
the easiest fault could be the tape section. Mayby the last owner saved his works and enabled the tape section. Switch them to disabled and try again. Yours
URGENT Polysix help needed
2007-07-20 by xbeliefx
Hello, I picked up a polysix today. Ordered it from the states (living in Ireland). However when I turn it on, all the lights come on (literally all the
Re: problem with my P6... // temperature sensitive parts?
2007-07-16 by Wayne and May Rudd
the best way to track down heat sensitive parts is to use something like this: http://www.crcind.com.au/catalogue.nsf/web_brands/Freeze+Spray? openDocument be
Re: [PolySix] Re: problem with my P6... // temperature sensitive parts?
2007-07-09 by Chromatest J. Pantsmaker
It s just about always a good idea to replace any and all electrolytic capacitors, as they do dry out with age. Having good beefy new capacitors in the power
Re: problem with my P6... // temperature sensitive parts?
2007-07-09 by analog_audio01
I checked all the connectors, changed 2 ics near the battery and it became much better. when i turn on the unit the first 20-30 minutes everything works fine,
VTL5C3 opto coupler
2007-06-28 by nanomole39
Hi i am trying to source out a replacement for PC1 on the KLM-366 board but having no luck as yet.does anyone know where i can get them from or an easier to
Re: problem with my P6 : strange filter modulations... -> mp3
2007-06-22 by analog_audio01
thanks, I ll try that, but I think it s not a connector problem, when I switch the polysix on, everything is fine for a few minutes, then these strange
Re: [PolySix] Re: problem with my P6 : strange filter modulations... -> mp3
2007-06-22 by Chromatest J. Pantsmaker
Did you check the continuity of the board connectors? I ve seen corrosion inside the connectors. Just do a simple continuity check from the board on one side
Re: problem with my P6 : strange filter modulations... -> mp3
2007-06-21 by analog_audio01
ok, I checked the klm361 (digital pcb) all traces and thru-holes in the battery section are ok... I measured them with my multimeter. I made a sound example so
WTB KLM 367
2007-06-18 by nanomole39
Hi Folks!,i am in need of the above tested and working if possible.mine has had the usual battery leak and iv never seen one so bad as it has obliterated the
GAAAAAAAH!
2007-06-17 by bildfantomen
I ve borrowed an oscilloscope from an friend, and thought I d give the Polsix a good going over, but alas, I ve failed. When it says connect the scope to
Re: Polysix tuning
2007-06-13 by bildfantomen
Thanks Johannes. I have changed the PC-1 unit, as well as looked at all the outputs from it and all the other pots as well, and they seem to be within
Re: [PolySix] Polysix tuning
2007-06-12 by Johannes Hausensteiner
The tuning procedure in the service manual is written from a technical point of view, which is OK because it was made by engineers for a piece of electronics
SSM 2044 for sale
2007-06-11 by Niels Ott
Hi there, now that my Trident MK II has been sold on Ebay I m selling some remaining SSM 2044 chips there, too:
Polysix tuning
2007-06-11 by bildfantomen
This seems to be a popular topic, but once again: I Can t get the F***R to tune . Ive done and redone the procedures in the Service manual, but it still only
Re: problem with my P6 : strange filter modulations...
2007-06-06 by analog_audio01
thanks for your help!! I ll recheck the board for bad traces and thru-holes today with my multimeter... and hope to get rid of this problem.. mat
Re: [PolySix] problem with my P6 : strange filter modulations...
2007-06-05 by klosmon
Having repaired several dozen of these, I would say that visual inspection of the traces is not sufficient; there can be damaged traces under the ICs, and
Re: [PolySix] problem with my P6 : strange filter modulations...
2007-06-05 by Chromatest J. Pantsmaker
Yes, you have damaged traces. Check each one, one at a time. Use a magnifying glass if you need to. ... -- .sig -Chromatest J. Pantsmaker
problem with my P6 : strange filter modulations...
2007-06-05 by analog_audio01
hello, I have a big problem with my polysix. everything is fine, but when I turn it on, after a minute or two the filter makes some strange modulations..
Korg Trident MK2 on Ebay now (Re: [PolySix] Problem with Trident MK2 Signal Generator)
2007-06-03 by Niels Ott
Dear all, only few people had contacted me wishing to buy my Trident MK2. No one bought it yet. I just put it on Ebay. See here:
Re: Polysix WarmUp to Modulation?
2007-06-01 by radek_tymecki
I had that problem before... Check the board near battery - maybe there s some acid left... Clean it and it should be ok.
Polysix as the effect processor
2007-06-01 by radek_tymecki
I heard that Polysix can be used as effect processor. Has anyone done this mod? I know that there are some inputs and outputs on circuit board, but don t want
Polysix WarmUp to Modulation?
2007-05-29 by gmanca101
Hello all, I just got a polysix that had the battery issue; fixed up all the traces and it was working fine. Now, I have to wait for the polysix to warm up in