As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATB, DURING CRUISE @FL300 NAV ADC-PRED W/S DET FAULT. ALSA WEATHER FAIL. TRIED TO RESET IW SYSTEM RESET TABLE\ AOM NO EFFECT. ATB R&R TRANSMITTER RECEIVER UNIT (8SQ) IAW AMM 34-41-51/401. PERFORMED WEATHER RADAR SYSTEM TEST IAW 34-41-00/501 AND PASSED. NO DEFECTS NOTED AT THIS TIME. A/C OK TO CONTINUE.