Screen has a 3inch line running vertical

johnlincoln766 those are usually related to a failed source driver IC. Of course, check the connectors to the panel, make sure that they are properly seated and not corroded or otherwise damaged. Sometimes it will help to simply disconnect and then reconnect. here is a block schematic of where the drivers are

So there is not yet a definite yes or no about if it can be repaired. If you give us your TV's complete model number we might find out more about the panel drivers. In the meantime, take a look at the aforementioned. Post some images of what you find with your question. For that use this guide