What was found
FLT 509 - ATL-ATL, AIR RETURN, THE RADAR WAS MALFUNCTIONING AND THE WEATHER PRESENTATION WAS UNUSABLE. REMOVED AND REPLACED RADAR INDICATOR AND RADAR R/T. OPS CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 509 - ATL-ATL, AIR RETURN, THE RADAR WAS MALFUNCTIONING AND THE WEATHER PRESENTATION WAS UNUSABLE. REMOVED AND REPLACED RADAR INDICATOR AND RADAR R/T. OPS CHECK NORMAL.