Check the input: Make sure the TV is set to the correct input source. Use the remote to cycle through the input options until you find the correct one. Check the cables: Ensure that all cables are securely connected to the TV and the devices they are connected to. For a hard reset: Unplug your TV. Press and hold the "Channel Down" and input" buttons on the panel. Plug the TV back while holding down these buttons. Seek assistance for this step if you have to. Keep holding the buttons until the TV powers back on. If it doesn't work, unplug the TV and try again. 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? 1. Turn off your SHARP TV and all connected devices. 2. Unplug the TV's power cord from the electrical outlet. 3. Wait for at least 5 minutes to allow any residual power to discharge. 4. Plug the TV back in and turn it on. 5. Reconnect your external devices and check if the HDMI input is recognized. Tip 3: Reset the HDMI Input If your Sharp TV fails to recognize an input, you may have to adjust the cables, cords or TV settings. DVD and VCR players, PCs, home theater receivers and other electronic devices all need to be tweaked a little bit differently in order for your TV to recognize them. Solution hang-the-9 Sep 20, 2017 yes sounds right, for HDMI you need security for rights management, the analog outputs do not have any function for that, so anything in the chain that breaks the DDAJmwj.

sharp tv av input not working