Wiim amp usb out no sub signal

[picard]

Hi

when i connected usb out to my XTZ EDGE A2-300 amp i got no sub out.
works fine with the rca out.
Any ideas why that hapened ?

 

[henninggodske]

Not supported for now.
There are several other threads discussing this. You can search them

 

[picard]

OK thanks