Попробуй сделать сброс к заводским настройкам
Factory Reset:
To Restoring Factory Settings of Rocktron Utopia G300, first step turn the “Function Select” knob clockwise to “Factory Restore“. And then turn the “Parameter Select” knob clockwise to “ALL RESTORE 0“. Next, enter the number “22” by use the “Parameter Adjust” knob and finally press the “Store” button.
Attention! That procedure will permanently erase all presets (1-128) and replace them with the original factory presets. Hopefully the article of “How To Reset A Rocktron Utopia G300 To Restoring Factory Settings” was useful.