What to do if your HDMI is not working?

Where HDMI-CEC isn’t working properly, you need to turn everything off at the plug and remove all HDMI cables from your TV. Next, turn your TV on first. Then, if you have any external sound devices (soundbar or AV amp), you need to plug these into an HDMI port on your TV first, and then power them on.

Why does my TV not work with HDMI over Ethernet?

When you connect it through this set-up you may get a blank screen. You can get a signal by directly connecting it to the TV. You then disconnect and reconnect it to the HDMI to CAT5 converters that works. The HDMI over Ethernet problem in this case could be the handshake issue.

What are the symptoms of a bad HDMI cable?

Some of the most common HDMI issues include: No picture. Blurry or fuzzy picture. Discoloration. Intermittent picture. Poor resolution. Lack of sound. In many cases, just checking to ensure your HDMI cable is entirely inserted into each connecting device can eliminate issues.

Why is my HDMI arc not working on my TV?

Next, you need to set your TV to use HDMI arc, which will automatically send audio to your soundbar. If you still don’t get sound, or sound is intermittent, then you could have a problem with audio formats not being supported.

Where HDMI-CEC isn’t working properly, you need to turn everything off at the plug and remove all HDMI cables from your TV. Next, turn your TV on first. Then, if you have any external sound devices (soundbar or AV amp), you need to plug these into an HDMI port on your TV first, and then power them on.

Some of the most common HDMI issues include: No picture. Blurry or fuzzy picture. Discoloration. Intermittent picture. Poor resolution. Lack of sound. In many cases, just checking to ensure your HDMI cable is entirely inserted into each connecting device can eliminate issues.

Why does my HDMI cable say no signal?

The vast majority of HDMI “no signal” issues are a result of that handshake going wrong. 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.

Next, you need to set your TV to use HDMI arc, which will automatically send audio to your soundbar. If you still don’t get sound, or sound is intermittent, then you could have a problem with audio formats not being supported.