Sorted guys thanks so much for all your help, in the end it was the power supply circuit 5v was coming up at less than 4v so I adjusted it according to the service manual and everything is working great now.
Thanks again
--- In korgpolyex@yahoogroups.com, "mr_rona" <mr_rona@...> wrote:
>
> I love my korg poly 800 but its now out of tune at the moment its 3 semitones down I was told it was the joystick but I cant see it because it is always 3 semitones down, I was just wondering if anyone else has had the same problem or any solutions.
> thanks
>