: Provides software downloads for this board model. They emphasize downloading all parts of the software before extraction. JUC7.820.00236240 Software Download - Receiver Pro
The specific firmware part you are looking for (part 4) is usually part of a multi-volume archive that must be fully downloaded to work. Download JUC7 820 00236240 1366x768 Firmware part4 rar
Plug the TV back in. In many models, the standby LED will begin blinking to indicate the update has started. : Provides software downloads for this board model