Samsung BN44-00428A PCB-Power Supply, LED TV PD BD, PD55B2_BSM, PSLF171B0 Please order by the part # below to ensure compatibility. Ordering by board # or TV model # will not guarantee compatibility with your unit. Please contact us with any questions: BN44-00428A Other Board #s and TV Model #s: PD55B2_BSM UN55D7000LFXZA