: The firmware contains specific data for the TV screen (resolution, LVDS mapping). If you replace the board, you may need to flash firmware that matches your specific panel's resolution (e.g., 1366x768 or 1920x1080). Feature Updates
If you want, I can:
Native applications (like Netflix or YouTube) stop opening or crash the entire system. 🛠️ How to Safely Flash the Firmware
Firmware updates for this board are often sought to resolve "hang on logo" issues or to restore application functionality.
: If the TV still won't boot, try performing a factory reset from the service menu (typically accessed by pressing Source + 2580 Menu + 1147 on the remote). specific firmware version for your particular TV brand or panel model?