I have a Proscan PLDED4016A-G HDTV(not a smart TV) and a Visio 2.0 Soundbar.
All I can see is a digital coaxial cable audio out on the TV and the soundbar has a Toslink and AUX 3.5mm analog audio input.
I purchased a digital coax input to optical(toslink)output converter box to go between the...