What was found
THE AIRCRAFT WAS DIVERTED TO SHV AFTER THE NR 2 ENGINE GAVE OFF TWO LOUD BANGS FOLLOWED BY AIRCRAFT VIBRATION AND WITH THE NR 2 ENGINE GOING TO IDLE. THE AIRCRAFT LANDED AT SHV WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 2 ENGINE GEARBOX AFT CHIP DETECTOR FULL OF METAL CHIPS AND THE COMPRESSOR COULD NOT BE TURNED. THE NR 2 ENGINE WILL BE REPLACED. TEARDOWN REVEALED NR 4 BEARING FAILURE.