As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT, F/A REPORTED SMOKE IN THE CABIN AFTER A LOUD NOISE. MAINTENANCE INSPECTED THE AIRCRAFT CABIN AIR CONDITIONING DUCTS AND FOUND SEVERAL BLOWN DUCTS AND DAMAGED HEAT BLANKETS FOR THE DUCTS. IN ADDITION, DURING THE ACCOMPLISHMENT OF EMB145 SB 145-21-0047, THE RT PACK DUCT OVERTEMP SWITCH WAS FOUND TO BE BROKEN. ALL DUCTS AND THE SWITCH WERE REPLACED AND THE PACK SYSTEM OPS CHECKED WITH NO ADDITIONAL DEFECTS NOTED.