sep 11, 2023 · most vizio tvs have an optical audio output that you can use to connect your soundbar. If your soundbar doesn’t have an optical input, you can use an hdmi. connect the other end to the optical out port on your tv. Set your tv's audio output to pcm for perfect sound. sep 30, 2024 · the optical output in vizio tvs refers to a port that allows the transmission of audio signals in the form of light pulses. aug 6, 2020 · i'm not having any luck connecting my samsung un46c6400 tv with my vizio sb3821 soundbar with the optical audio cable. In the tv audio settings, i set. most vizio tvs feature three ways to output sound from your tv to your surround system: Hdmi, optical audio and composite analog audio. In most cases, hdmi is the preferred.
