As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PWS FAIL LIGHT CAME ON AT THE GATE. GROUNDED, YES. REPLACED WEATHER RADAR PANEL WITH SERVICABLE ONE. ACCOMPLISHED OPS TEST. TEST FAILED. REINSTALLED ORIGINAL WEATHER RADAR PANEL. REPLACED WEATHER RADAR ANTENNA DRIVE UNIT WITH SERVICABLE ONE. ACCOMPLISHED WEATHER RADAR OPS TEST. TEST PASS (NO FAIL MSG) ALL PASS. REF MM 34-43-91-400-801, 34-43-11-400-802 & 34-43-11-400-802.