The prompt “The firmware version [xx.x.xx.xxx] is beyond the upgrade software!” indicates
the upgrade package is not compatible with the current firmware. Please stop upgrading
right away.
“Reading data error!” or “Writing data error!” or alerts alike indicates the USB connection
has timed out. Click “OK”, and try the upgrade again by restarting the radio and entering the
download mode.
The prompt “Writing data error! RCDB data is already saved to file, from which you can
restore your data when necessary.” indicates an abnormity of the RCDB data during
upgrade. Click “OK” and then you can see a “Restore” button in the main interface.
Step 4 (Optional) Restore the radio in case of the RCDB data abnormity, in this way:
1. Click “Restore” to proceed to the corresponding interface.
2. Select the serial number of the radio to be restored, and click “Restore” again.
If the serial number is not available, do not click “Restore”.
3. After the RCDB data is restored, please try the upgrade again.
Step 5 A prompt box as shown below appears upon successful upgrade.
If no prompt appears, please try the upgrade again by restarting the radio and entering the
download mode.
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