AKU: A-5027-342-AMAIN BOARD NUMBER(S): A5027308A | 1-009-724-21 | 434A..COMPATIBLE MODELS: KD-43X80J, KD-50X80J, KD-55X79J, KD-55X80CJ, KD-55X80J, KD-65X79J, KD-65X80CJ, KD-65X80JM, KD-75X79J, KD-75X80CJ, .KD-75X80JNOTES: MAY need software/firmware update to complete board installation