What to do if my Sony KDL-48W705C Bravia TV has no picture and no sound?
- JJason SanchezAug 2, 2025
First, check the antenna (aerial)/cable connection. Also, ensure the TV is connected to AC power (mains), and then press the power button on the TV or remote control to turn it on. If the frequency you entered is out of range, consult the satellite broadcasting company.