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The RDA8501CP531 is a 3-in-1 universal motherboard requiring specific firmware, such as the 1600x1200 General USB file, to match panel resolution. Installation is done via USB in FAT32 format, with technicians advised to back up the original BIOS to avoid damaging the board. For the file and installation instructions, visit Lab-One Forum . HK.T.RDA8501CP531 USB Firmware Software Bios Bin