What was found
STL - FLT 464 - DURING CRUISE, EXPERIENCED A POSSIBLE LIGHTNING STRIKE WITH ACCOMPANYING AIR NOISE AND SMOKE IN THE CABIN. ALL OPERATIONS AND INDICATIONS WERE NORMAL. PERFORMED LIGHTNING STRIKE/STATIC DISCHARGE CONDITION CHECK. CHECKED NR 1 ENGINE FOR POSSIBLE COMPRESSOR STALL, CHECKED TAIL COMPARTMENT AIR CONDITIONING SYSTEM. ALL CHECKS WERE FOUND TO BE NORMAL. CHECK C-1D - 5-18-95 - MCI.