It might seem silly, but it's a fairly common reason why the No HDMI Signal error might appear. It's also worth checking if the source device is connected to power. If it's not working, it might be an issue with the device's HDMI port or the HDMI cable. If another device is successfully connected to your TV over HDMI, unplug it and plug the new device into the same port. Plug the device into the different HDMI ports on the TV and try each one. If this doesn't work, the next step is making sure the HDMI port is working properly. Switch to the correct HDMI input, and the signal problem should be resolved. To change the input, check your TV remote (not the one that comes with your Fire TV Stick, Roku, or Apple TV) and look for the 'Input' button (usually denoted by a box with an arrow). A faulty amplifier in case of non-HDMI devices. A no signal error on a television can occur because of the following: Faulty chipset. Most TVs have multiple HDMI ports, and even if the source device and TV are connected to the HDMI cable correctly, choosing a different input can result in the error. The no signal error on a TV is due to using the wrong HDMI cable, a faulty graphics driver or a damaged HDMI port. In many cases, the order in which these devices are powered on will dictate the success of the handshake.Īnother common reason why your TV might display the 'No HDMI Signal' error is because the wrong input is selected on the TV. On the TV is says that there is no signal (I believe I am on the correct HDMI. This is an extremely common solution for people with HDMI sources connected to a home theater system or an audio/video receiver. PC DP out port -> DP to HDMI cable -> Monitor HDMI in port You are using. Step 3: Scroll to the Multiple displays section and tap the Detect button. Step 2: On the left-hand pane, select Display. My laptop displayed a 4k signal (3840 x 2160) at 30Hz to my TV on the first try. Step 1: Launch the Windows Settings Menu and select System. So, if you turned on the display before your HDMI source, try turning both off and then powering them on in the opposite order. Well, I also connected the HDMI cable to my 4-year-old laptop, which has integrated Intel graphics processing. If that doesn't work, the next thing to consider is changing the boot sequence. It's an underwhelming troubleshooting method, but it forces lots of important processes to restart and often results in a successful handshake. For this reason, the primary solution - and the first thing you should always try - is to simply unplug the HDMI cable from the source device, wait for one minute, and plug it back in. Almost all of them are simply various ways of making the two devices attempt the handshake again. In those cases where the handshake doesn't play out how it should, and you're certain there isn't just a loose cable, there are multiple, simple solutions to the problem.
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