Discussion about the Korg PolySix synthesizer group photo

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Discussion about the Korg PolySix synthesizer

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So I found the Reset Adjuster

2005-12-30 by motionsandwaves

Turned it counter clockwise and the lights all lit up , adjusted it so it wasn t edgy. After 20 minutes or so it still reverts back to Bank A, Sound 1. Any

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Re: [PolySix] Back to One

2005-12-30 by The Old Crow

It is labeled VR1 RESET and is located near the upper right-hand corner of the KLM-367 when looking at the board mounted in the Polysix. The other six trimmers

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Reset Trimmer

2005-12-29 by modulatio@aol.com

... From: Modulatio To: PolySix@yahoogroups.com Sent: Tue, 27 Dec 2005 16:01:45 -0500 Subject: Re: [PolySix] Back to One ... From: modulatio@aol.com To:

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Re: [PolySix] Back to One

2005-12-27 by modulatio@aol.com

... From: modulatio@aol.com To: PolySix@yahoogroups.com Sent: Tue, 27 Dec 2005 09:35:13 -0500 Subject: Re: [PolySix] Back to One Might want to adjust the reset

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Re: [PolySix] Back to One

2005-12-27 by modulatio@aol.com

A thousand thankyous , I ll let you know how it turns out. Cheers joe ... From: The Old Crow To: PolySix@yahoogroups.com Sent: Fri, 23

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Happy XMAS to all from de-voir

2005-12-24 by kissthebats

Have a happy holiday New e.p. out now tilted something to live for Available on TARGET.COM now http://www.myspace.com/devoir

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Re: [PolySix] Back to One

2005-12-23 by The Old Crow

That sounds like the KLM-367 is resetting. Might want to adjust the reset trimmer a little. The A-D, 1-8 LEDs (and other LEDs) should all light up for about

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Back to One

2005-12-22 by motionsandwaves

I just recently had the battery replaced in my Polysix and had everything cleaned inside and out, the problem is that say if I m one Bank C sound 2, after

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Re: Polysix no sound => good sound

2005-12-15 by hansomchaam

Hello, After fixing the battry problem there was still no sound so I got into complex research. Thanks to Johannes Hausensteiner who helped me step by step by

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Re: Polysix no sound

2005-12-14 by gil_we

The 4xxx are very cheap to get, I d personally replace any suspective one, be careful with the unsoldering process ... ic5 ... ... effect

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Re: Polysix no sound

2005-12-14 by Gregor Quade

I found out the 4556D on the panel board (369) is an oamp for the volume..Gil said those get down often..so check this one.. Hope it might help. Gregor

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Re: Polysix wiered behaviour

2005-12-14 by Gregor Quade

Hi all, there are three IC on the panel boards (369 and 370) one 4556D which is an oamp as i found out this one is for the volume knob i think...and two 14051.

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Re: Polysix wiered behaviour

2005-12-13 by gil_we

The 4xxx IC family tends to go bad when old ... seem to ... for ... board ... did, ... got ... the ... by the ... a ... technician ... recorder ...

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Re: Polysix wiered behaviour

2005-12-12 by Gregor Quade

Thanks alot Gil, I already checked all the traces on the board which might got affected by the batteryleak. So far they are all working fine. The Tip with the

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Re: Polysix wiered behaviour

2005-12-12 by gil_we

... Make sure it didn t experienced any battery leakage. You can look for green rust on the PBCs and the components on both the computer board and the one that

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Re: Polysix weird behaviour

2005-12-12 by Gregor Quade

Hi all, Tested the CPU on TP4 get pulse of 10ms width..?? I also tested the signals on TP2 / TP3(GND) and i get corresponding changes for all the knobs except

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Re: Polysix wiered behaviour

2005-12-11 by gil_we

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.

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Polysix wiered behaviour

2005-12-11 by u3dreal

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

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Re: Polysix no sound

2005-12-10 by hansomchaam

Hi, Great!! That s good information, I ll do the tests with my scope and let you know, thanks, Han. ... 20msec. ... of ... you see ... (green ... contacts ...

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Re: [PolySix] Re: Polysix no sound

2005-12-10 by Johannes Hausensteiner

Hi, I do not want to discouorage you, but I do not believe that it is the KLM-367 s CPU. This does only the programmer. You can check it very easily: 1) If

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Re: Polysix no sound

2005-12-10 by gil_we

I think it is a standard part for simple diy circuits, the ones students usually build. You should be able to find it at a local electronics shop I think ...

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Re: Polysix no sound

2005-12-10 by hansomchaam

Hello, Every suggestion from everyone given to me (thanks) I have tried but still no sound. The problem seems to be in the 8048 processor on KLM367. The

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Re: Polysix no sound

2005-12-06 by hansomchaam

Hello, Still no sound, every chip has his power, setup from tape seems to work correctly (bank 1..8 lit up) so I think the problem is somewher on KLM366 (new

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RE: [PolySix] Re: Polysix no sound

2005-12-06 by FRANK SPANO

Thanks, I ll try that ... _________________________________________________________________ Is your PC infected? Get a FREE online computer virus scan from

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Re: Polysix no sound

2005-12-06 by lnz2166

This might sound trivial but is your power supply output all in check. In addition have you checked the the solder pads on the power connectors. I had and

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