As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WITH WEATHER RADAR SELECTED ON, WXR FAIL MESSAGE DISPLAYS ON ND ALONG WITH A STRONG VIBRATION FELT IN FLIGHT DECK EMANATING FROM RADOME AREA. GROUNDED - YES. REF AMM 34-43-11, REMOVED/REPLACED WXR ANTENNA DRIVE UNIT. OPS NML REF AMM 34-43-00. THIS CLEARS MEL 34-15D.