Experiencing issues with power supply in your 55-inch class The Frame QLED 4K UHD HDR Smart TV? It might be time to replace the DC VSS driver board (BN44-01079A). This genuine Samsung part is crucial for maintaining the smooth operation of your television's power management functions. A faulty board can lead to unexpected shut-downs or power fluctuations, disrupting your viewing experience. This replacement is original and meets Samsung's strict quality standards. Verify your TV's model number for compatibility before purchasing.