These boards have been removed from mostly new MONITORS with broken screens and should work if properly installed. VIEWSONIC VX3258-2KC MONITOR LED STRIP (LEFT) DS32M6U-TU05-L-V01. Please verify that your board part number is the same as DS32M6U-TU05-L-V01. 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)