If you're convinced its the display, return the TV and get a replacement as if the display is at fault; there are limited options outside of an LG firmware fix to mitigate these issues. Cinema: JVC N5 150'' 16:9 and 180'' 2:35:1 & Arendal 1723 7.5.4, 4xHoverBOSS. Lounge: JVC N5 110'' Draper React ALR & Dali Oberon 2.1.
Fix: LG Smart TV No Signal Found HDMI Problem Before diving straight into the solutions, take a few minutes to understand the problem by reading the reasons below. It will help you in effective troubleshooting.
5. press ok and then press connect. 6. turn your tv on and quickly tap the escape key on your keyboard until "mstar#" comes up in the terminal. 7. press enter once then type "swuz" (the command to load the firmware). 8. Select the epk file you downloaded earlier when a window comes up and press enter. 9.
Hi Paul, I had this problem when switching tv on in the morning it had lost the BBC 1 HD channel, I too phoned the LG customer care and they told me to do the same turn off programme update list, this I did and have had no more problems. It is a 43LJ594V set and is a cracking tv for the price.
Try our TV troubleshooting tool now. It’ll also be able to tell you if there are any issues with your account, if there is an issue with the TV or broadband service in your area or if there is a problem with the TV Box itself. All in one super nifty tool. It’s like a Swiss Army Knife for your telly.
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I will try the latest GPU Drivers. But I also just discovered something strange. If I go into Nvidia control panel and go to "set up digital audio" and under the HDMI drop down menu select "audio off" instead of selecting the TV. Then the desktop will flash on the tv for less than half a second then go back to "no signal".

I have a 5800x, 3070 ti, and a LG TV with the same problem. I notice that debug led coming out with something when I try it. Someone I know mentioned it was a bug a bios update would fix but I never looked further. I know when I moved my PC back from my TV to the real monitor it wasn't posting into I went into bios because it failed to boot. 1.

6. 7. 8. 9. 28K views 2 years ago. To get more helpful support information, you can visit our website's help library, where we have thousands of helpful resolutions to various LG product issues

How to repair an LG LCD TV main board. This is a simple method to fix a TV or other electronic device with bad solder connections. The TV I fixed is an LG 42″ LCD TV Model 42LD550-UB.CUSWLHO. Symptoms. The TV would power on and the LG Logo screen with the clock would appear. It would freeze on the logo screen.

Basic troubleshooting: Switch on the Freeview PVR and go to BBC HD. Then fire up the PVR setup menus and go in to manual tuning. With any luck it should show you the RF channel for the BBC HD mux. Remember the number. Now switch off the PVR and swap the aerial connection to the TV.
Changing the image mode and backlight settings on your LG TV may help you resolve the black screen of death problem. Reset your LG TV to factory settings. After the LG logo and a brief period of no signal, your LG television will power on and display a black screen, while the apps and settings will continue to function. LrB5.
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  • lg tv no signal problem