Hello to the BA badcaps forum! First let me say I was referred here by shopjimmy, and love seeing another active Vbulletin community! Anyhow, I ordered replacement LED strips to fix no back-light (black screen, w/ audio) on a LG 42LN5400.
It passed the flashlight test, so I was delighted when the panel came back to life after replacing the strips. However, the image is now flashing every second or so in the top left corner, as well as some mild horizontal lines on the left. The problem appears to be coming from the panel itself, not the led backlights. Is it possible the panel or boards in the tv broke at the same time as the LED strips? I'm confused because before there was no backlight, but now after new strips, back-light is working, but there is this flashing that seems unrelated to the back-light. I did not damage the panel. Is it possible a new T-con board will fix the problem? Again, the LEDs are not flashing or blinking, it appears to be the panel.
Thank-you very much in advance for the help! Am I better off buying a new set?
VIDEO OF THE PROBLEM:
https://www.youtube.com/watch?v=8cDroPQ1sgk
It passed the flashlight test, so I was delighted when the panel came back to life after replacing the strips. However, the image is now flashing every second or so in the top left corner, as well as some mild horizontal lines on the left. The problem appears to be coming from the panel itself, not the led backlights. Is it possible the panel or boards in the tv broke at the same time as the LED strips? I'm confused because before there was no backlight, but now after new strips, back-light is working, but there is this flashing that seems unrelated to the back-light. I did not damage the panel. Is it possible a new T-con board will fix the problem? Again, the LEDs are not flashing or blinking, it appears to be the panel.
Thank-you very much in advance for the help! Am I better off buying a new set?

- Reset All Settings
- Performed a Firmware Update
VIDEO OF THE PROBLEM:
https://www.youtube.com/watch?v=8cDroPQ1sgk
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