As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, UPON SELECTION OF WEATHER RADAR, THE BLUE 'RADAR FAULT' AND AMBER 'RADAR CONTROL FAULT' MESSAGES APPEARED ON THE MFD DISPLAY, CREW CYCLED ON AND OFF WITH NO SUCCESS, CREW DETERMINED TO RETURN AIRCRAFT WHERE MAINTENANCE ENGINEERS UPON TESTING THE SYSTEM REPLACED WEATHER RADAR RECEIVER TRANSMITTER AND ANTENNA (ALL ONE UNIT) AND RETURNED AIRCRAFT TO SERVICE. TIME ON UNIT UNKNOWN TIME ON AIRCRAFT IS 10227.58