Sounds like it could be memory problems...I normally install new memory chip and battery then reload patches.. aif that dont work then you need to start taking some voltage readings..using the service

Hi it's Mike here, I was hoping we could get a hands up roll call of all the Poly-800 or EX-800 subscribers we have on this board. Don't be shy. A quick shout out will be much appreciated. HAWK owners

Hello all As much as I love it, studio changes have me putting my vintage MonoPoly up for sale. It’s a fully restored MonoPoly, excellent working and cosmetic shape, with midi, new wood case, and it h

Hi all, I encountered a problem that I think it has to do with KLM366 board and it is about the FILTER/RESONANCE: when the CUTOFF pot is on 10 it sounds good, but during it's counterclockwise turning

Great new episode from Syntaur about the Polysix and a little known problem (yeah right) it has... Begin forwarded message: From: Sam Mims <sam@...> Subject: [AH] Synth Wizards episode 12: Polysix Dat

I have a vintage Mono/poly that I just purchased. I was told it was working. I turned it on and it seems like at the very least the light display works. Seems like all I can get sound wise is touch se

I recently made the mistake of moving my Polysix, (had to have some new carpet put down) after putting my studio back together my Korg has completely lost its preset memory. I can still create a sound

Nice new video from Starsky Carr about the Polysix: https://www.youtube.com/watch?v=Z2qnujNFX5Y Ben

Hello, I installed hawk800, changed dockers ic 29 and 22, everything is well connected when I turn on the ex800, the screen stays black and nothing happens... can you help me? I checked all my connect

Hello, Trying to find why the pitch of my Korg MonoPoly gradually ascends through the registers until inaudible. Turning it off resets to to the correct pitch briefly, only to rise again. I brought it

Thanks for all the suggestions. The short was fairly simple -- one of the rear panel jack tabs bent to touch the panel intermittently. The "ascending" oscillator problem was down to the connectors. Ko

Hi all, It’s awfully quiet here… hope everybody is doing well and enjoying much analog goodness. This gem by RetrouSound just arrived on my youtube subscription list: https://youtu.be/Wd2v6i0cCdA Ben

Hi everyone, I'm troubleshooting a very sick Polysix and hoping someone could share some troubleshooting tips. The unit has a very clean looking KLB367A (clone board) with all chips socketed. After po

Hi all I am new to mailinglists so let me know if I am doing something wrong :) I managed to get my Polysix to work with a cloned board KLM-367 PCB from Synthronics.de. (The long store is that I bough

I was just looking up PolySix auctions on eBay and found this PolyMix MIDI retrofit from russia. https://www.ebay.com/itm/Full-midi-upgrade-for-Korg-Polysix-sinthesizer-PolyMix/173596798629 Apparently

I have a Polysix here with a non-functional MIDI kit installed. It’s also messing up the key assigner enough to cause problems with the keyboard (playing wrong notes, stuck notes). I unsoldered and un

I have another clone board with another problem. Worked for years, then stopped. This is my first clone board that I built maybe 10 years ago, whenever Jed first started selling them. It is usually si

I don’t know if this is an old bug and I somehow missed it or if this is new. One of my KLM-367 clone boards was calibrated and working fine for months. A couple days ago the knobs stopped responding.

Dear all , i accidentally broke the release pot of the filter env and from the net i found a note by Florian regarding the potentiometers : Monopoly has 10k-B only for Sustain. Attack is 2MB-A and Dec

Hi all, I wonder if anybody has the RAL or Panetone color codes for the classic Korg blue as used on the PolySix and MonoPoly front panels? That would be great. Currently I do not have access to a ref