What was found
ON FLIGHT 4840 THE FIRST OFFICER EXTINGUISHED VISIBLE FLAMES ABOVE SEAT 3A. THE CREW DECLARED AN EMERGENCY AND THE AIRCRAFT WAS DIVERTED TO SGF. THE AIRCRAFT LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED USED FORWARD PORTABLE FIRE EXTINGUISHER BOTTLE FROM THE CABIN PER AMM 26-24-01. ALSO REPLACED THE LIGHT ASSEMBLY AND HARNESS ASSEMBLY ABOVE SEAT 3A IAW EMB AMM 33-21-06. NO DAMAGE TO THE AIRCRAFT NOTED. AIRCRAFT RETURNED TO SERVICE.