As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RADAR SENSITIVITY IN "CALIBRATED" MODE PAINTS UNUSABLE AND WEAK RETURNS AND REQUIRES USE OF MANUAL GAIN ONE UNIT LESS THAN "MAX" FOR RELIABLE DISPLAY. BOTH LT AND RT SYSTEMS. PERFORMED WEATHER RADAR SYSTEM BITE CHECK IAW FIM 34-43 FT 805 NO FAULTS - RADAR OPS OK.