If you are using a converter, TiVo or TiVo mini, try pressing MUTE on the converter or TiVo remote to be sure it is not muted. Also check to make sure the volume on the converter or TiVo is not all the way down. If you are not using a converter or TiVo or you have already checked this, make sure your TV is not muted or in another audio mode such as "SAP". Check your TV volume as well. Consult your TV instruction manual for further assistance with your TV or contact your local office at 877.955.SECV or chat us livefor further assistance.