The TV turns on but powers off after 10s, To do this repair 1. Take off the back assembly 2. Take off the front screen assembly 3. Tape the ribbon cable from the LCD to the back of the LCD panel 4. Use suction cups to remove LCD panel 5. Test all LED strips, take out any strips that are bad and fix them it helps to put them all in a row and do them all at once. 6. Re-install them and double check that they are all working 7. Re-glue the led covers 8. Re-assemble the TV.