What was found
SHORTLY AFTER TAKEOFF LIGHT SMOKE DISCHARGED FROM FO SIDE VENT. FOLLOWED QRH AND TURNED OFF NR 1 PACK, CAB/UTIL AND IFE PASS AND RECIRC FANS. SMOKE STOPPED AND PERFORMED AIR RETURN TO GPT. POSSIBLE BIRD STRIKE ON TAKEOFF. (EMERGENCY DECLARED) BIRD STRIKE CONDITIONAL INSPECTION 05-51-18-210-501 PERFORMED ON LP 850811 ITEM 2, LP 850812 ITEM 1, LP 850812 #2 AND LP 852813 ITEM 1 ENGINES WERE RAN FOR 5 MINUTES WITH NO EVIDENCE OF SMOKE FROM F/O'S SIDE VENT. OK FOR SERVICE