![Sony A2170474A [A-2170-503-A BMKS], (for XBR-75X850E), Board, TV, Main](/web/image/product.product/1501/image_1024/Sony%20A2170474A%20%5BA-2170-503-A%20BMKS%5D%2C%20%28for%20XBR-75X850E%29%2C%20Board%2C%20TV%2C%20Main?unique=022a12f)
![Sony A2170474A [A-2170-503-A BMKS], (for XBR-75X850E), Board, TV, Main](/web/image/product.image/113/image_1024/Sony%20A2170474A%20%5BA-2170-503-A%20BMKS%5D%2C%20%28for%20XBR-75X850E%29%2C%20Board%2C%20TV%2C%20Main?unique=05342de)
![Sony A2170474A [A-2170-503-A BMKS], (for XBR-75X850E), Board, TV, Main](/web/image/product.product/1501/image_128/Sony%20A2170474A%20%5BA-2170-503-A%20BMKS%5D%2C%20%28for%20XBR-75X850E%29%2C%20Board%2C%20TV%2C%20Main?unique=022a12f)
![Sony A2170474A [A-2170-503-A BMKS], (for XBR-75X850E), Board, TV, Main](/web/image/product.image/113/image_128/Sony%20A2170474A%20%5BA-2170-503-A%20BMKS%5D%2C%20%28for%20XBR-75X850E%29%2C%20Board%2C%20TV%2C%20Main?unique=05342de)
Sony A2170474A [A-2170-503-A BMKS], (for XBR-75X850E), Board, TV, Main
EXTREMELY IMPORTANT: After replacing the main board, you must update the software to the latest version. Please go to esupport.sony.com and download the correct version for your model and follow all instructions. Without this procedure, the board will likely appear to be dead/defective.
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