Try the Juno 60 test procedure here http://www.retrosound.de/junoservice.htm and figure out which voice is causing the trouble.

I'd guess that the IR3R01 envelope generator IC for that voice would be at fault.

Hello fellow Minikorger, I'll share my experience restoring my 700. Photos here I opted for a satin finish on mine, I'm not sure what the original finish looked like, but gloss is too shiny for me, it's also a fingerprint magnet and will magnify any imperfections. I used Rustoleum Universal Paint & ...

Yeah, there doesn't seem to be much of a vintage synth scene here, possibly because there is no one here to fix them! I do all repairs myself, it's just another part of the hobby for me. I figured it's a necessity if I'm going to own vintage gear, especially when there are no techs around. It's very...

Hey, I'm in Singapore and picked up a MiniKorg 700 recently too, and have just finished restoring it! Full recap of electrolytics, 1 burnt resistor replaced and a thorough cleaning, now it works great. I get popping/clicking at the start of triangle waves too, but I think this is just the way it is ...