As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:N/A, JUST AFTER T/O PASSING 4,800 FT, NR 1 ENG HAD SEVERE VIBRATION AND EGT CLIMBED IMMEDIATELY TO 800 C WITH THRUST LEVER RETARDED TO FLT IDLE AND EGT CONTINUED TO CLIMB. LOUD BANG (COMPRESSOR STALL) ACCOMPANIED LOSS OF THRUST. REMOVED AND REPLACED NR 1 ENG.