How to Fix a TV That Shows a Black Screen but Has Sound

If your TV produces sound but the screen stays black, it’s a common problem that can have several causes.Irish TV owners can try these troubleshooting steps before calling a repair service. Possible Causes Faulty backlight or LED strips Loose or damaged display cables Software or firmware glitches Power supply issues Incorrect input/source selection Troubleshooting Steps Check if the TV’s backlight is working (shine a flashlight on the screen to see faint images) Inspect HDMI and other cable connections Try a