As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG BURNING RUBBER ODOR IN CABIN. INSPECTED AREA WHERE ODOR WAS REPORTED TO ORIGINATE FOUND BURNT ODOR FROM SEB (SEAT ELECTRONIC BOX) AT SEAT 9E. INSPECTED WIRES NO DEFECTS NOTED. SEB CONNECTIONS REMOVED AND STOWED, LTV SYSTEM DEACTIVATED AND PLACED ON MEL. PERSONNEL REMOVED AND REPLACED SEB AT 9E AND 10. SYSTEM REACTIVATED OPS CK O.K., MEL CLEARED.