Pro Audio Support

Q:
How are the Universal Audio 2-610 I/O 's wired?
 
A:
Standard XLR input and Output connectors are provided on the rear panel.

Pin 2 is wired positive (hot) on the Line and Mic Inputs.Pin 2 is Positive on the Line Output when the front Polarity toggle switch is down.(INO)) Pin 3 is Positive (Hot) on the Line Output when the front panel Polarity switch is up (OutO)