These boards have been removed from mostly new TVS with broken screens and should work if properly installed. SONY XBR49X900F TV LED STRIP 1-984-208-12 / E88441CS. Please verify that your board part number is the same as 1-984-208-12 / E88441CS. The part number is the first number left of the /, or the sole number listed. Most often written in title as (part number / board number)