LG LED TV POWER SUPPLY BOARD
MODEL NUMBER
43UM7290PTE
The LG TV model 43UM7290PTE uses a power supply board with the common part number LG43D-17F1.
Power Supply Board Details
Part Type: Power Supply Unit (PSU), also known as an SMPS (Switched-Mode Power Supply), Power Board, or Power Circuit Board.
Compatible Model Numbers: This board is compatible with LG LED TV model 43UM7290PTE and other similar 43-inch LG models.
Function: The primary function of the board is to convert incoming AC power (typically 100-240V) from the wall outlet into the various stable DC voltages required to operate the television's internal components, such as the main board and the LED backlights.
Components: The board features essential components like a rectifier bridge, filter capacitors, switching regulators, and transformers to ensure regulated power delivery.
Typical Power Consumption: A 43-inch LG TV typically consumes between 70 to 100 watts during operation, depending on settings.
Maintenance and Replacement Guidance
Installation: For best results and safety, installation or replacement should be performed by a professional technician. Ensure the TV is unplugged before handling internal components.
Purchasing: When buying a replacement, verify the exact model number (43UM7290PTE) to ensure compatibility. You can find original, tested, and verified boards from specialized
LG 43UM7290PTE LED TV POWER SUPPLY BOARD
LG 43UM7290PTE LED TV SMPS BOARD
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