What was found
THE AIRCRAFT WAS NOT GROUNDED. F/A NOTIFIED US THAT IFE SYSTEM SHUTDOWN ON ITS OWN IN FLIGHT. THEY TURNED SYSTEM OFF AND WE TURNED IFE/PASS SEAT SWITCH OFF. THEY RESTARTED SYSTEM. F/A NOTIFIED US OF AN ELECTRICAL SMELL ROW 17 AND AFT. THE STRONGEST SMELL WAS AROUND ROW 17. THEY TURNED IFE SYSTEM OFF AND RETURNED IFE/PASS SEAT SWITCH OFF. NO MORE SMELL. THE FLIGHT CONTINUED TO STX AND LANDED WITHOUT FURTHER INCIDENT. REMOVED AND REPLACED SEAT 19DEF IN-SEAT POWER SUPPLY PER AMM 23-81-05. IN-FLIGHT ENTERTAINMENT SYSTEM OPERATIONAL CHECK GOOD PER AMM 44-21-00.