What was found
AIRCRAFT IN BASE MAINTENANCE: ELECTRICAL BURNING ODOR IN CABIN, CONCURRENTLY STATUS MSG IFES COOLING FAN CAME ON. FLIGHT ATTENDANT TURNED OFF, AIRCRAFT POWER, IFE POWER, INTERNET POWER SWITCHES, AND ODOR DISSIPATED. ACCOMPLISHED SMOKE ODOR CARD 05-96-70, FOUND IFE COOLING LOSS AND IFE SMOKE DETECTOR LIGHTS ON IFE CONTROL PANEL. FOUND IFE COOLING SUPPLY FAN FAULT UNDER EXISTING FAULTS ON MAT, FOUND IFE COOLING SUPPLY FAN CIRCUIT BREAKER POPPED ON P110 AND REPLACED IFE COOLING SUPPLY FAN PER AMM 21-27-03 AND PERFORMED SATISFACTORY OPERATIONAL CHECK.