As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WEATHER RADAR IN WX WX T MAP SHOWS GROUND RETURNS ON RIGHT SIDE OF NAV DISPLAY ON BOTH CAPT AND F/O'S DISPLAYS. PILOTS REPORTED THAT THERE WERE NO GROUND RETURNS ON LEFT PART OF SCREENS (BOTH CAPTAINS AND F/O'S SIDE). RESET SYSTEM AND CHECKED RADAR IAW AMM 34 43 00 730 802 001 1 AND 34 43 00 70 802 001 1. GROUND FUNCTIONAL CHECK GOOD.