What was found
FWD IFE COOLING EICAS S "FORWARD COOLING SYSTEM FAN FAILURE, ACTUAL SMOKE DETECTED, IFE CARD FAILURE, OR INBOARD SHUTOFF VALVE FAILED CLOSED." (STATUS) FWD IFE COOLING - MEL 2158AC NOC DESK: 767 NAME: DOUG.DATE: 18-FEB-22- DEFERRED DIRECTLY BY TOMC TROUBLESHOT PER FIM 21-58 FAULT TREE 804. PERFORMED BITE ON IFE AMM 21-58-64. FOUND NOT MUCH DUST OR LINT. IFE EQUIPMENT COOLING COOLING EQUIPMENT CIRCUIT CARD. FOUND FAULT 7. ACCORDING TO FIM SYSTEM OPS CHECK GOOD AT THIS TIME. MEL CLEARED. PLACARD IFE EXHAUST FAN DUCTING SHOULD BE CLEANED OF DUST AND LINT. REMOVED. PERFORMED CLEANING OF IFE EXHAUST DUCTING PER AMM 21-58-60 AND ADD EMP:U332262