The software will write the new configuration to the radio's EEPROM. Do not turn off the radio during this process. Step 6: Verify and Test Turn off the radio. Disconnect the cable.
Turn on the GP300 radio volume knob. You should hear a startup beep from the radio speaker. Step 2: Launching the RSS motorola gp300 programming
Usually indicates a timing issue with a CPU that is too fast. Try a slower PC or a "cache-disabling" utility. The software will write the new configuration to