As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELECTRICAL SMELL AND VISIBLE ARCING AT RADOME WHILE RADAR ON AND IN CLOUDS. PERFORMED DVI OF RADAR. OPS CHECKED. STBY SWITCH IN NORMAL POSITION, OPS CHECKED GOOD - NO FAULTS FOUND. PERFORMED DVI OF RADOME. FOUND DELAMINATION ON RADOME AND BOTH BONDING JUMPERS LOOSE - REMOVED AND REPLACED RADOME AND RESECURED BONDING JUMPERS. OPS CHECK SAT.