What was found
CREW REPORTED A LOUD NOISE FROM LT ENGINE FOLLOWED BY PFC, MFD, ACARS, AND LT, RT WINDSHIELD HEAT TEMPORARY FAILURE. THEY DECLARED AN EMERGENCY, DIVERTED TO NEAREST FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT, R & R THE LT ENGINE IDG, AND PERFORMED CHECKS IAW THE AMM. THE ACFT WAS RELEASED FOR SERVICE.