As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA FLIGHT NR 2466: WX FAIL DISPLAYED ON BOTH MFD'S. E/A CHECKLIST DID NOT RECTIFY. MAINTENANCE INSPECTED AND FOUND LOOSE PLUG TO RF ANTENNA. SECURED PLUG AND OPS CHECK WEATHER RADAR SYSTEM PER Q400 AMM TASK 34-41-00-710-802. OPS CHECK IS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.