Download Rd8503 General 1920x1080 Usb Rar -

Insert the USB drive into the TV's USB port while the power is off.

Wait until the flashing stops or slows down (usually about 1 minute). Power off the board and remove the USB drive. Download RD8503 General 1920x1080 USB rar

Format a USB flash drive to FAT32 and place the .bin file in the root directory. Flash the Board: Insert the USB drive into the TV's USB