The RT809F is a versatile serial ISP programmer used widely by technicians for repairing computer motherboards, LCD monitors, and TVs. It supports reading and writing to various chips, including BIOS, VGA-ISP, and EEPROMs.
Let me know the part number or the motherboard model you are working on! Download RT809F Programmer Instruction rar
Use this to program LCD monitors without opening the casing. The RT809F is a versatile serial ISP programmer