: Once complete, the radio will reboot. Check the self-test screen during power-up or read the radio via CPS to confirm the Host and DSP numbers reflect the new versions. 5. Troubleshooting Firmware Failures and Errors

Follow the on-screen instructions, ensuring the radio remains connected and powered during the entire process.

Ensuring the radio communicates properly with newer P25 trunking systems.

Solution : This often happens if the firmware was upgraded to a version too advanced for an incredibly old UCM board inside the radio. You may need to roll back the firmware to a compatible version or physically reseat/replace the internal UCM board. Error: "FAIL 01/82"

(Remember to provide the firmware image or device access details if you want me to begin.)