If your Vizio TV turns on but the screen remains black, there are several things you can try to fix the problem. Here are some troubleshooting steps to follow:

- Check the power source: Make sure the TV is plugged in and the power outlet is working properly. Try plugging in another device to the same outlet to confirm that it is working.
- Check the video source: Make sure the correct input source is selected on the TV. If you are using a cable box or other external device, make sure it is turned on and connected properly to the TV.
- Check the cable connections: Ensure all cable connections are secure and properly plugged in. This includes the HDMI or other video cables, power cable, and any other cables connected to the TV.
- Power cycle the TV: Turn off the TV and unplug it from the power source. Wait for a few minutes and plug it back in. Turn the TV back on and see if the problem is resolved.
- Check the backlight: If you see a faint glow on the TV screen, the backlight may be malfunctioning. You can test this by shining a flashlight on the screen and checking if you can see an image. If the backlight is the issue, you may need to replace it.
- Reset the TV: Some Vizio TVs have a factory reset option that can fix issues with the TV. Check the user manual or Vizio website for instructions on how to perform a factory reset.
- Contact Vizio support: If none of these steps resolve the issue, contact Vizio customer support for further assistance. They may be able to provide additional troubleshooting steps or recommend a repair service.
In summary, if your Vizio TV turns on but the screen remains black, check the power source, video source, cable connections, and try power cycling the TV. If none of these steps work, check the backlight, reset the TV, or contact Vizio customer support for further assistance.
Vizio TV turns on but black screen