What was found
FLT 4592 - DURING FLIGHT FROM ATL TO ISP, WITH HAVING THE AUXILIARY POWER UNIT PREVIOUSLY DEFERRED, THE RIGHT INTERGRATED DRIVE GENERATOR FAILED. AN EMERGENCY WAS DECLARED. AIRCRAFT DIVERTED AND LANDED SAFELY IN RDU. MAINTENANCE REMOVED AND REPLACED THE RIGHT SIDE GENERATOR CONTROL UNIT (P/N 720846D) AND THE RIGHT ENGINE INTERGRATED DRIVE GENERATOR (P/N 755469E). OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (M)