LQIYLQNR BN44-00427A BN44-00427B PD46B2_BSM Power Supply/LED, Compatible For Samsung, UN40D6400UFXZA UN46D6400UFXZA UN46D7000LFXZA 46 Inch LCD, TV Power Board
LQIYLQNR
Basic functions: The main function of the power board is to convert household power (alternating current) into direct current suitable for the internal circuits of the TV to use. Component composition: The power board is usually composed of various electronic components such as transformers, rectifiers, filters, and regulators. Common faults: Common faults of the power board include no power, flashing, and turning off after starting, which may be caused by component aging or damage. Protection function: Many power boards are designed with overload protection, short circuit protection, and overheat protection to prevent damage to the TV and its parts. Circuit design: The circuit design of the power board affects the performance of the TV, including start-up time, stability, and energy consumption.
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