Is your Samsung 70-inch QET Series 4K UHD Display showing signs of failure or malfunction? The main board (BN94-15691P) might be the culprit. This genuine Samsung replacement is important for resolving issues related to display, sound, or connectivity in your device. Restore your TV's performance with this OEM part, crafted to meet the high standards of your Samsung appliance. Before purchasing, verify your device's model number for compatibility.