As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A SMOKE SMELL AT ROW 22ABC. FOUND WIRES BURNT UNDER SEAT 22E TRACK. TAPED AND INSULATED INDIVIDUAL WIRES AND UNPLUGGED UNDERSEAT BURNT DECODER HARNESSES. PLACED SEATS ON MEL. REMOVED AND REPLACED MUX CABLE AT SEAT 22C. SEATS OPERATIONALLY CHECK GOOD REMOVED MEL.