Motorola Gm339 Programming Software [verified] Jun 2026

Connect the RJ45 end of the cable to the radio's microphone port. Plug the USB/Serial end into your computer.

A computer serial port connected to a RIB, which then connects to the radio’s microphone jack via a specific cable. The Modern Way: motorola gm339 programming software

: Once your changes are complete, use the "Write" function to upload the new configuration back to the radio. 4. Troubleshooting Tips Version Mismatch Connect the RJ45 end of the cable to

Finding the correct programming software is the most critical and often the most difficult step in programming a Motorola GM339. Motorola typically distributes its programming software only to its network of authorized dealers and service centers, making it difficult for individuals to obtain directly. Fortunately, versions can sometimes be found from third-party sources with good reputation in the radio community. The Modern Way: : Once your changes are

Never alter settings without backing up the factory configuration first. Open the CPS software. Go to > Properties and select the correct COM Port . Click the Read Device icon or go to Device > Read .