The best way to connect a soundbar to Sky Q is through HDMI ARC. Even though the soundbar is not directly connected to your Sky Q box with the above configuration, if the TVs HDMI ARC port is in use (and another HDMI cable is connected from the box to the TV) the TV should route all the audio should to the soundbar.
Can I connect sound bar to Sky Box?
Turn your Sky Q Box and Soundbar around and look at the Optical out port. Now connect one end of the Optical Cable to the port on your Sky Q Box and other to the port on the back of your soundbar. And, thats it. The connection has been made and now the sound output will be through the soundbar.
Does sound bar connected to TV or cable box?
If your TV supports ARC connections, it means you can connect all your kit (set-top boxes, games consoles, etc.) to your soundbar, then just use a single HDMI cable to connect your soundbar to your TV.
How do I connect my soundbar to my satellite?
0:372:11how to hook up soundbar to a dish network receiver - YouTubeYouTube
How do I know if my HDMI ARC is working?
Can you use ARC? Check the HDMI connections on the back of your TV, soundbar, or receiver. If the HDMI port has ARC, it should be marked as such. Both your TV and the soundbar or receiver must have ARC for it to work.