As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORT SEAT 21D HAS A LOOSE POWER WIRE THAT HAS BEEN CHAFFED BY THE SEAT MOVEMENT. THE WIRE DID ARC AND A SMELL OF ELECTRICAL ODOR WAS APPARENT. INSTALLED SEAT POWER MODULE HARNESS AT 18ABC TO 19ABC IAW AMM 23-32-00. IFE VIDEO, AUDIO AND HANDSETS OPS CHECK GOOD AT THIS TIME.