Why Is My Subwoofer On But No Sound? - Audio Champs When troubleshooting why your subwoofer is on but producing no sound, the first thing to check is the power connection Start by ensuring that the power cord is securely plugged into both the subwoofer and the power outlet
SOLVED: Subwoofer power LED on but no sound. - iFixit Subwoofer power LED on but no sound Narrowed issue down to subwoofer after trying multiple cables to connect AV receiver to subwoofer and changing a few settings on the AV receiver itself
Velodyne Subwoofer stopped working! - AVS Forum Front speakers surround are set to SMALL You can connect an mp3- or dvd-player directly to the input (s) to determine whether the amp driver (usually amp) is dead Make sure that you turn down the gain on the subwoofer amp