Play this official from YouTube through a real 5.1 source (smart TV app, game console, or PC with HDMI/SPDIF passthrough): Search YouTube for “Dolby Digital 5.1 channel check – each speaker plays separately”
: A simple sequence that plays a tone in each speaker one by one (Left → Center → Right → Right Surround → Left Surround → Subwoofer/LFE). Acoustic Sweep dolby digital 51 surround sound test video download free
: Specifically designed for routing verification to ensure each speaker is receiving the correct signal. Play this official from YouTube through a real 5