original for sony kdl-55ex720 power board aps-299 1-883-922-12


a large and important board inside a television is the power supply board. usually found in the center of the tv, the power supply board has several connectors that supply power to the other circuit boards. it can contain transformers, large capacitors, and integrated circuits. there is usually a table on the power supply board indicating the different voltages it produces in addition to the signal names.

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