I bought this Korg Poly-61 as “for parts or repair”, it basically did not work at all. From the description of the Ebay listing I suspected that it had a battery leak. These old NiCad batteries can do quite a lot of damage as it eats the copper away in the traces in the board…
I this video I show how I replaced the existing permanently mounted power cable on my Korg Poly-61 with an IEC C14 power socket. The reason for this was that the old cable was pretty crusty and also it had a British connector (I’m in Sweden and we use Schuko style connectors). If I were…
Here I show how to remove the keys from the keyboard of a Korg Poly-61 and how to attach them again. This procedure should be the same for some other Korg synths from the same era, e.g the Polysix. The keys in this one were really dirty, especially on the underside so I washed them…
In this video I show how I repaired the joystick on my Korg Poly-61. It had been crushed during transport and pushed into the chassis so it did not work.
Replacing all push buttons on the front panel of a Korg Poly-61 as the buttons were very unreliable; some had to be pressed really hard and some of them generated multiple presses). I am using the dust sealed (IP67) Omron B3W-4050 buttons. The strems on these buttons is ever so slightly thicker than the orignal…
