As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF INGESTED BIRD IN NR 2 ENGINE. AFTER LEVELING OFF AT 3000 FEET, NOTICED HIGH LP ENGINE VIBES 4.2 ON NR 2 ENGINE. REDUCED THRUST UNTIL VIBES WERE NORMAL. NOTIFIED TOWER TO RETURN TO FIELD. ATC DECLARED AN EMERGENCY. LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED BIRD STRIKE INSPECTION. REMOVED AND REPLACED DAMAGED FAN BLADES 1-9 AND 24-28 IAW GE MM 72-21-05.