Yamaha DTXplorer - Loud humming?

Jfrey

New member
Hi, brand new here. I just got a Yamaha DTXplorer and I'm getting a loud humming sound from both headphones and amp when the unit is on. Is this a defect, or is there some setting or something I need to adjust, or what? Does anyone know? Should I take the drum module back?

- Justin
 
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