As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALB FLIGHT 3539. FLIGHT ATTENDANT REPORTED EMERGENCY LIGHTS WERE FLASHING ON AND OFF DURING CLIMBOUT. MEL 24-01 ISSUED FOR TRANSFORMER RECTIFIER UNIT (TRU) AND AIRCRAFT RETURNED TO SERVICE. DURING NEXT SCHEDULED MAINTENANCE VISIT RIGHT TRU REPLACED. SYSTEM OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.