The power supply/LED board BN44-00952B might be the solution if your Samsung 43-inch 4K UHD display experiences power issues, such as irregular startup, unexpected shutdowns, or failure to turn on. This genuine Samsung component is designed for 43-inch QMR-E and QMR-T series displays, providing the necessary performance to keep your device running smoothly. Always check your device's model number to confirm compatibility before purchasing.