Motorola Gm339 Programming Software ~repack~ -

: Always begin by "reading" the radio. This pulls the current "codeplug" (configuration file) from the device to your computer. Backup First

This is usually a COM port mismatch. Ensure the software settings match the COM port number in your Windows Device Manager. motorola gm339 programming software

Motorola Professional Radio CPS (Customer Programming Software) – NOT the older RSS (Radio Service Software) that ran in DOS. : Always begin by "reading" the radio

The GM339 was manufactured primarily in the mid-to-late 1990s. Therefore, the native software for this radio is (Radio Service Software) that runs in MS-DOS (or a true DOS environment like FreeDOS). Ensure the software settings match the COM port

: You will need a cable with an 8-pin (RJ45) connector that plugs into the radio's microphone port.

Modern computers are often "too fast" for the legacy handshake protocols of the GM339. Using a high-quality USB-to-Serial adapter (like those with a FTDI chip) is usually necessary to prevent "Communication Error" messages. Why Program a GM339 Today?

Plug the programming cable into the radio's microphone port (RJ45) and your PC's USB/Serial port.