Experiencing issues with your 75-inch Class HDR 4K UHD Smart QLED TV? Consider replacing the main board. This genuine Samsung part, BN94-14158H, is specifically designed for Samsung televisions, ensuring compatibility and performance. If your TV is not powering on or displaying image and sound issues, the PCB main board might be the cause. This part is brand new and unused, offering durability and quality. Remember to verify your device's model number before purchasing for compatibility.