As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIV - TO MKE DUE TO A REPORTED BURNT POPCORN SMELL AT ROWS 20 - 25. SMELL DISSIPATED ONCE IFE WAS TURNED OFF. IFE SYSTEM PED POWER SUPPLY COVER MISSING AT 19 AB FOUND TO BE SOURCE OF THE SMELL. DEFERRED PASSENGER SEAT BACK IFE TO NEF. LATER, REPLACED PED OUTLET AT 19AB IAW A321 AMM 23-81-04 AND IPC 23-81-04. (LP 8256094, 8256097 - AIRCRAFT WAS GROUNDED)