ok do all the other modules work perfectly in the same case at the same time? are you sure the power cable i in correctly - red stripe corresponds with marker on module pcb and bus board? if keyed headers - is the cable correct? red stripe is left when key is facing you (lines up with a tiny, almost invisible triangle) on both ends

"some of the best base-level info to remember can be found in Jim's sigfile" @Lugia

Utility modules are the dull polish that makes the shiny modules actually shine!!!

sound sources < sound modifiers < modulation sources < utilities