1. Execute Protocol.exe file. 2. Set Communication Port(Support com1,2) and Press OK. 3. Input "j" in the Send Data Area then Press Send Button. 4. When Display "ACK" in the Receve Status window of the right side and Diplay Data in the Recive Data Window, the Status is NORMAL. 5. Input a command indicated in the Loader Portocol Manual and Check the status. (Header, Tail, bcc are send automatically. Do not input them.) 6. Use Data Format always HEX format. **** Before run the program, Copy every dll files in this folder to C:/WINDOWS/SYSTEM. If the error message pop-up "Cannot Copy Oleaut32.dll file, reboot as DOS Mode and copy Oleaut32.dll file to C:/windows/system.