Part Type: Main Unit Main Board HDMI Input AV Board Signal Board Tuner Board USB Input Digital Audio Output Part Number: BN94-04343J MFR Part Number 1: Samsung BN94-04343J Board Numbers: BN41-01799A BN97-06528F Substitute Parts: BN96-20973A Known Models: SAMSUNG PN51E440A2FXZA PN51E450A1FXZA Panel Sticker Number: S51AX-YD01S51AX-YB01 Panel Manufacturer: Samsung