How to fix TV main board with usb firmware update software guide - YouTube. This content isn't available. YouTube·TampaTec
Open the downloaded .rar file and copy the .bin file to the root of a FAT32-formatted USB drive. Download RR8501 C816A 1366x768 rar
1366x768 (standard for 24-inch to 32-inch HD panels). How to fix TV main board with usb