These boards have been removed from mostly new MONITORS with broken screens and should work if properly installed. VIEWSONIC CDE6500-L MONITOR CABLES 631-040-V55C873CR, 631-040-RJ65-BR, 631-050-RJ65-BR, 32-D079313, 32-D088633. Please verify that your board part number is the same as 631-040-V55C873CR, 631-040-RJ65-BR, 631-050-RJ65-BR, 32-D079313, 32-D088633. 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)