Sony 1-857-903-51 (48.71S23.011, 55.73A01.B01) Main Board

Sale price$37.96

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180-Day Warranty!

Part Type: A Board, Main Unit, Main Board, VGA Input, HDMI Input, A/V Board, Tuner Board, USB Input, Digital Audio Output

Part Number: 1-857-903-51

Additional Board Numbers: 48.71S23.011, 55.73A01.B01

Location: 0F3

Notice: Recommended to order by part number whenever possible. Often times there are TV models that use more than one set of parts and/or panels. A software update is required upon installing this part. After replacing this board please go to and download the correct version for your model and follow all instructions. This part is SN specific. KDL-40BX420 SN: 6,000,001 - 7,400,00
KDL-40BX421 SN: 7,100,001 - 7,200,00
KDL-46BX420 SN: 6,000,001 - 7,400,00

Compatible TV Models: Sony

KDL-40BX420 KDL-40BX421 KDL-46BX420

Please contact us if you have any questions!

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