MALAV MISTRY: If your TV is flickering or dimming sporadically, you may need to disable some of the energy efficiency features. Disable Ambient Light Detection, Power Saving Mode, Motion Lighting, or Contrast Enhancer. Settings > General> Eco Solution> Ambient Light Detection Settings > General> Eco Solution> Power Saving Mode Settings > General> Eco Solution> Motion Lighting Settings > Picture > Expert Settings > Contrast Enhancer Run Picture Test. When the tested image quality is normal, check the signal of the connected device. Settings > Support > Device Care > Self Diagnosis > Picture Test I hope this helps. If your issue persists, please contact Samsung TV Support at 1-800-SAMSUNG (available 8AM -12AM EST, 7 days a week) Or visit us on the Samsung website and click on the SUPPORT link in the upper right corner for: 1) Contact Us Options (LiveChat, Remote Support, Facebook, Twitter) 2) Product Support 3) Manuals and Downloads 4) Warranty Info 5) Product Registration: Registering your product gives you access to easy warranty support, convenient opt-in to special promos and offers, faster troubleshooting and service, and quick notification of system updates 6) Samsung Community: A great resource for getting help from Samsung moderators and customers and more 7) …and more product, repair, order, and care options Again, thank you for taking the time to share your thoughts on this product. Your feedback helps us continuously deliver best-in-class products and service. ~ Samsung Solutions

Hi Chuck, Thanks for reaching out and letting us know about the difficulties you are having when connecting your Samsung Soundbar to your TU7000 TV. Please make sure when connecting the Soundbar that you follow these directions: 1. With the TV and soundbar turned on, connect one end of a digital optical cable to the OPTICAL OUT port on the TV. 2. Then, connect the other end to the DIGITAL AUDIO IN (OPTICAL) port on the soundbar. 3. Press Source on the remote or soundbar, and then set the soundbar to the D.IN. Setting. 4. Finally, on the TV, you need to set the speaker output to external speakers. Navigate to Settings, and then press Up on the navigation arrows to highlight Quick settings. Press the right directional arrow to highlight the TV Speaker and press select to change it to Optical (external speakers). The TV's sound will now play from the soundbar. If you continue to have issues, please give us a call so we can better assist you. You can call us at 1-800-SAMSUNG, 8 AM - 12 AM EST, seven days a week. Our LiveChat agents are also available by clicking on the ‘Support’ link on our website. ~ Samsung Advisor