Korg Forums

I don't think you can. You can updat or transfer sounds but finding the firmware os will be hard if not impossible. They are pretty reliable. Anyway, you can upgrade the es-1. You can get the os from the mkII version and load it onto the mkI. Instead of a wah effect at the end of the fx section you ...

I have the ER1 & EA1 bought them nearly 15 years ago, could never figure them out but now i understand how they work, i am staring to use them in my production's lately, i did update the the patches from James Bernard a couple of years ago, but if there is firmware update available i too would love ...