Hi creyno, Thank you for sharing details of the screen issues you have had with the TU700D TV. Samsung is committed to providing the best possible product experience, quality, and value. We back this Samsung TV with a 3-year-limited manufacturer's warranty, including authorized repair for manufacturer defect, if purchased brand-new directly from an authorized seller. You can see the full details of your warranty on Samsung's website. Go to Support (upper right corner) and select Warranty information. This will allow you to search for your product and view the full warranty details. Please allow us to assist you by contacting Samsung Customer Support 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