As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4738 - DURING CRUISE FROM CVG-CLE, THE AC ESS BUS FELL OFFLINE AND WAS RESET IN THE AIR. THE FLIGHT ATTENDANT ALSO REPORTED AN ELECTRICAL BURNING ODOR. THE FLIGHT CONTINUED TO CLE, WHERE IT LANDED SAFELY. MAINTENANCE RESET AC ESS BUS, INSPECTED AND RETORQUED AC ESS BUS RELAY. AIRCRAFT POWERED UP SEVERAL TIMES WITH NO DEFECTS NOTED. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)