Your TV is on but may be on a wrong input. Check the input source. A child or you may have accidentally pressed the "source" button on the remote control and changed the input source. In this case the TV could show a black screen or "no signal" text on screen. My Sharp Aquos HDMI inputs suddenly stopped working. The TV screen works, and when I plug the DirecTv box into another TV using the same HDMI cables, it works fine. Issue appears to be with my Sharp TV HDMI input thoughts? Technician's Assistant: What's the make and model of your tv, and can you guesstimate how old it is? Try these steps out first: Try different sources. If the problem is with the cables used, replace them. Check to see if the problems persist with different streaming services. If there's still a problem, do a reset. If the reset still does not work, consider bringing it to a repairman. 3. My Sharp TV Pixelates or Stutters If your Sharp TV remote control is not working correctly, it may be due to infrared signal problems. Check that nothing is blocking the signal between the remote and the TV. If the problem persists, try replacing the batteries or purchasing a new remote control. Sharp Aquos TV Volume Not Working? How to Fix Sharp TV No Sound If your Sharp TV has no sound, fix it by power cycling your TV, unplugging it for 60 seconds with the power button held down, swap your HDMI inputs, change audio out to PCM mode and diagnose mainboard issues with a multimeter. 1. Switch on your TV by pressing the Power button on the bottom left side of your Sharp TV. 2. Press the Input button on its physical buttons port. It will change the Input mode from Cable mode. 3. If your TV is already in the Input mode, you need not press the Input button. 4. DWSvoO.

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