As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENROUTE TO MSP, 'D/E' ZONE PROJECTOR BECAM INOPERATIVE AND MADED A LOUD BUZZING NOISE FOLLOWED BY STRONG ELECTRICAL OR PLASTIC BURNING SMELL. AIRCRAFT CONTINUED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED 'D' ZONE PROJECTOR. OPERATIONAL CHECK OK.