Connect the 2-pin side of the cable firmly into the speaker/microphone jack on the side of the radio. Turn the radio on and turn the volume knob to about 50%.
Before you download the software, ensure you have the necessary hardware and environment ready:
Plug the 2-pin connector of the programming cable firmly into the speaker/microphone jack on the side of the radio. Turn the radio on and set the volume to roughly 50%. Programming Your Firstcom FC-136
