Hello Steve! Thank you for taking the time to share your experience. I understand that you've had the unit repaired prior and your unit is still not working. At your earliest convenience please reach out to us via any of the following for further assistance.
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
Using ticket number: 1142973145
Thank you for choosing Samsung.^Nic