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Discussion about the Korg PolySix synthesizer

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Mysterious pitch bend/modulation problem

2014-02-05 by <pushwithlegs@gmail.com>

hi all,
I have a couple of battery damaged polysixes on the bench at the moment which has been very useful for troubleshooting various problems however one has stumped me:

On one Polysix no matter which of the three pitch bend assemblies I swap in or which of the three KLM369 boards I swap in I can not get the Tune knob to function nor the bend depth to effect the bender.
(the bender/modulation wheels do nothing)
Thus I'm convinced the bender itself is fine and the KLM369 board is as well.

Whereabouts would be a recommended place to narrow down my search to address this issue if anyone else has encountered it (somewhere on KLM367?)
Many thanks!

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