Part Type Main Unit Main Board HDMI Input A/V Board Signal Board Tuner Board USB Input Digital Audio Output Part Number BN96-24581A Part Usage Plasma MFR Part Number 1 Samsung BN96-24581A Board Number(s) BN41-01799B Substitute Parts BN96-20973A BN94-04343J BN94-06039B Known Models Samsung PN51E440A2FXZA PN51E450A1FXZA TS04