![]() Once you sort out these HDMI issues, your TV signal should start working again in a jiffy. If the TV still only shows a black screen, remove all HDMI devices plugged into the TV, then unplug the TV power cord for 30 minutes. With the solution above, you should be able to rectify this fault. If the Laptop to TV HDMI has no signal, it can be caused by a faulty driver and wrong sound settings. Now, you should be able to set HDMI as default. Your PC should be completely off when you plug. If you don’t see HDMI, right-click any device and select show disabled devices. ![]() Next, unplug both the HDMI cable and the power cord. You may want to upgrade your HDMI connector cable to a self-locking one which will help it stay in the port position. Plug the PC into HDMI on the TV, make sure your TV is switched to that specific HDMI input, then turn on the PC. Here’s how you can do this the right way: Firstly, turn off the monitor using the power button. (Most TV manufacturers include at least two HDMI ports.)ĭisengage the HDMI cable and re-insert it into the old or new HDMI port. It’s nothing serious that a TV mechanic can’t fix, and you can simply migrate to an alternative HDMI port. If the connections are not fitting tightly or slipping out, there might be slight damage to the ports. In most cases, the reason behind a no signal problem can be traced to either the High-Definition Multimedia Interface (HDMI) cables or the ports. Later, reinsert the card with the chip facing downward, following any visible arrows. You may also want to pull out the smart card/viewing card and let the cable box cool for a while. Unplug the power cable and insert it once again to solve the problem. This means new satellite settings may have been uploaded, but the device has not fully integrated with the adjustments. ![]() To reset the televisions HDMI, unplug both the TV and all other. Whether you have an SD or HD box, the provider might have released new firmware and proceeded to update it in the background. If your TV is not finding an HDMI signal from the HDMI port, it may need an HDMI reset. Your set-top box might be the reason for a no-signal issue in some cases. Should you want to re-enable the motherboard HDMI port, you can sometimes do so by right-clicking the desktop and switching there, but you may need to do that through the BIOS (though generally, it’s better to use the port on the GPU, as you’ll be taking advantage of your GPU’s power that way). Normally, if you have a connected GPU, then the HDMI port on the motherboard will be disabled automatically. If that doesn’t work and your computer has an HDMI port both on its GPU (graphics card) and motherboard, then you need to make sure you’re connected to the right port.If your PC is connected to the TV device, click on “Detect” next to “Detect other display.” In case you have connected them wirelessly, click “Connect” next to “Connect to a Wireless Display.”.
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