As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SELECTING WX RADAR ON EITHER CAPTS OR F/O DISPLAY CAUSES TERR FAIL TO ILLUMINATE TURNING WX RADAR OFF TERR FAIL GOES AWAY AND TERR COMES UP ON BOTH ND'S TERR FAIL MSG COMES ON WHEN WX RADAR IS SELECTED AND TURNED ON. PERFORMED GPWS OPS TEST PER 34 46 00 710 804 002 NO FAULTS LOGGED. OPS NORMAL AT THIS TIME.