My H90 is having issues if you touch/finger tap the front or miss tap the on it, it stops working and sometimes makes a constant tone. Both with it happens the unit is inoperative, which it not ideal on the gig
Sorry to hear you are having issues. It looks like you have contacted support, so we can help you troubleshoot the issue there. In the future, please use our stompbox forum for any other H90 questions or issues you may have – https://www.eventideaudio.com/forums/forum/products/stompboxes/