Denon AVR-1907 Receiver "infinity setup" Questions

...infinity Sw-12 I can not get the sub to work, I have made sure the cable is hooked up to the sub out port. If any ideas please email me at [email protected] with Sub issue in the title. Thanks ...

...Infinity Beta 50. The surround sound channels do not work either. only the left and right and the right speaker channel only partly works. What could be the problem? You have to configure it first. ...

...setup: AV Receiver: Pioneer VSX-1015 Front: 2 x Infinity Alpha 40 Center: 1 x Infinity Alpha Center Surround: 2 x Infinity Alpha 30 Surround back: 2 x Infinity Alpha 20 Subwoofer: 1 x Harman Kardon ...