Typically a single BIOS .bin file contained within a .rar archive. Download Sources
Often provides specific BIOS bin and USB firmware software for RR8501 boards . Download RR8501 C816A 1366x768 rar
How to fix TV main board with usb firmware update software guide - YouTube. This content isn't available. YouTube·TampaTec Typically a single BIOS
Always back up your original firmware if possible, as installing the wrong resolution or software can cause the screen to display distorted images or fail to boot. Download RR8501 C816A 1366x768 rar
Insert the USB into the TV's port while it is unplugged. Plug the TV into power; a flashing standby light usually indicates the update is in progress.