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The TP.V56.PB801 is one of the most widely used three-in-one LCD/LED TV driver boards in the electronics repair industry. Manufactured by BoardTek (and distributed under various universal brands like XP, Leis, and Vinabty), this board combines the main processor, LED backlight driver, and power supply unit (PSU) into a single printed circuit board (PCB). Tp.v56.pb801 Schematic Diagram
If the indicator light is entirely off, the issue lies in the primary power generation. We hope you found this blog post helpful