If your Samsung television is experiencing issues such as picture distortion, no display, or sound problems, the main board (BN94-18026S) might be the culprit. This genuine Samsung part is designed for Samsung color TVs, including models like QN55Q60CDFXZA and QN85Q60CAFXZA. The main board controls the essential functions of your television, so replacing a faulty one can restore normal operations. Before purchasing, verify your device's model number for compatibility.