As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER DEPARTURE THE FLIGHT CREW NOTICED A BURNING SMELL IN THE COCKPIT FOLLOWED BY THE FLIGHT ATTENDANT CALLING FORWARD TO REPORT SMOKE SMELL IN THE BACK AS WELL AS A WAILING/LOUD SOUND AND VIBRATION COMING FROM BETWEEN THE WINGS. A COUPLE OF MINUTES LATER THE SMELL OF SMOKE DISAPPEARED. FOUND LT PACK FAILED CAUSING SMELL AND SOUNDS.