You want to send music stored on your smartphone to play over your
your DLNA Certified^® AV receiver, but your phone is not DLNA Certified^®.
Simply (1) download the DLNA Certified^® software app for your phone, (2) then use the app to browse and send your music to play on your AV receiver.

Next: Listen to music from your PC in another room to your AV receiver using your smartphone as a remote.