Discussion about the Korg PolySix synthesizer group photo

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Discussion about the Korg PolySix synthesizer

Index last updated: 2026-04-05 20:27 UTC

Message

Re: Polysix no sound

2005-12-04 by gil_we

How are the main voltages ? Has the battery leaked ?


--- In PolySix@yahoogroups.com, "hansomchaam" <hansomchaam@y...> 
wrote:
>
> Hello,
> Again here is a polysix with the "no sound at all" problem.
> When I measure with oscilloscoop on KLM366 (new) ic 9 pin 1 there 
is a 
> constant pattern but not a 0.5 V/oct. Keystrokes has no effect at 
all, 
> processor 8049 gives signals on DB0..DB8. Also no output on gate 
0...3 
> = pin 15,10,7,2 ic 5 on keystroke.
> Does anyone has suggestions.
> Please help me, I look forward to hear the nice sound again.
> Thans,
> Han.
>

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