motherboard, you typically need to access specialized electronics repair forums or technician databases. These files are essential for fixing "stuck on logo" issues or corrupted software.
Plug the power cord back in while continuing to hold the button.
Plug the USB into the TV's USB port while the TV is unplugged.
Search for the motherboard model number ( JUC7.820.00064337 ) on sites like Laboneinside , Kazmi Elecom , or Remont-AUD .
If free versions are unavailable, sites like Soft4Led often host verified dump files for a small subscription fee. Installation Guide