Hello, sorry to hear you are having this problem. I can assist you. This will take some interactive work on your end. Your participation is needed and clear communication is crucial to solving your problem. To start we need to know:
1. What is the full model number of the Tv? see sticker on back of unit
2. What is connected to the Tv? antenna
/cable to Tv tuner, satellite
/cable box, bluray, dvd, game, surround sound
3. If you use a satellite/cable box, is it HD, who is your provider, what model is the box, how is it connected? hdmi
Please reply with all the information to get started. Additional details may be required. My replies may take several minutes so please be patient.
ps. I am here to help you. Use the REPLY button when you don't understand what to do.