If you haven’t selected the correct input, or if the connected cable is loosened, you will get a no signal message on your LG TV. Sometimes, natural calamities such as rain, snow, or storms may cause signal issues. If your LG TV has any hardware malfunction, you have to contact LG Support to repair the defective component. For other issues, you can simply try these methods to fix the no signal issue.
How to Fix No Signal Issue on LG TV
Here are workarounds that should try to fix the no-signal issue on your LG TV.
Check Input Source
Since LG TVs offer multiple HDMI ports, you must choose the right input. Otherwise, you won’t get any signal on your LG TV until you select the appropriate input.
1. Press the Input button on your LG TV remote.
2. From the list of Inputs, highlight the Input that you’ve connected.
3. Press the OK button on your remote to change the input on your LG TV. If there is still no signal from the connected HDMI source, you can try the next method.
Power Cycle LG TV
Power cycling is another way to fix an LG TV that does not receive signals from the input. This issue may occur on an LG TV due to overheating. To fix this, hold the power button on the LG TV for a few seconds. The LG TV logo will appear on your TV screen and turn off.
Unplug the TV cord from the power socket. Also, disconnect all the external connections on your LG TV. However, 5-10 minutes is more than enough for LG TV to cool down the hardware. After that, restart your LG Smart TV and check whether the issue is resolved.
Check HDMI Cable/Port
Didn’t see any changes in the issue after restarting the LG TV? Don’t worry. Check for any visible blockage or damage in the HDMI Cable and the HDMI Port of an LG TV. If you find any dust within the HDMI port, use a soft brush to clean it thoroughly. Ensure you avoid hard cleaning as you may damage the port or cable.
Change HDMI Cable
You can use a different cable when you can’t find any visible damage. If the issue is with the cable, replacing the cable would help. Still, if there is no signal, the problem is with the HDMI port. So, you must contact a technician to repair the LG TV’s HDMI port and fix this issue.
Check Connected Device
The issue is not always with your LG TV. Sometimes, the device you’ve connected to an LG TV may be unsupported. To fix this, try connecting a different device to your LG TV. If the device cannot send inputs to your LG TV, you will see a no signal message on the TV.
Disconnect Other Inputs
Though LG TVs offer multiple ports for connecting external devices, it may be difficult to access too many inputs simultaneously. Therefore, you must eject the unused device from the LG TV’s external ports. After disconnecting, leave them unplugged for some time. After a few minutes, connect the respective device to the port and check if you are getting signals.
Check Signal Strength
Sometimes, in bad weather conditions, broadcasts cannot be streamed properly because of poor signals. In such situations, you must wait for a strong broadcast signal. For that, check if your LG TV and cable TV box are connected properly. You cannot fix the issue, but you can scan for channels on LG TV and check the signal strength and quality.
Test the Internet Speed
Other than bad weather, poor internet connection may also cause no-signal issues while accessing a streaming application. Therefore, you must test the internet speed on LG TV to avoid such issues. Launch the built-in browser and visit fast.com to perform a speed test. If the internet speed is very slow, contact your ISP to fix the issue.
Update LG TV Firmware
If the LG TV firmware is not updated, it might have issues receiving inputs from other devices. It is mandatory to update your LG Smart TV to the latest version to avoid such errors. After updating, check whether your TV gets signal is rectified on your LG TV.
Note: If you have encountered no signal issue after connecting a Roku to an LG TV, you should update Roku OS to the latest version.
Uninstall and Reinstall the App
If you get no signal message on a particular application, don’t worry. It happens if an application fails to establish a connection to the server. To fix such problems, uninstall the app on your LG TV and reinstall it again.
Factory Reset LG TV
If none of the methods work, you can finally reset the LG TV to solve the no signal issue. Remember that it will remove all the custom settings and installed apps on your LG TV. However, it is the best option to rectify all technical glitches and malfunctions on your TV.
Contact LG Support
If you still get no signal message after trying these methods, you need to contact LG TV support through mail, chat, or call. They will assist you in fixing the no-signal issue. If it is an hardware-related issue like a damaged motherboard, visit the nearest service center to fix it. They will repair the no-signal issue for free if your LG TV is under warranty.
FAQ
Incorrect resolution in your PS4 settings may be why you don’t get signals. Change the Resolution on PS4 and try playing again.
Eject the Chromecast and leave it unplugged for a few seconds. Then, Reconnect the Chromecast to your LG TV’s HDMI port and check if it works.