What was found
FLIGHT 2365. ON TAKEOFF AFTER SPOOL UP TO TARGET N1, RIGHT HAND LANDING LIGHT FLICKERED FOLLOWED BY DU4. A MASTER CAUTION IDG 2 OFF BUSS SHOWED ON EICAS ( ENGINE DRIVEN GENERATOR - (IDG, GCU, GLC) ). REJECTED TAKEOFF AND RETURNED TO GATE. REMOVED FROM SERVICE. PLACED #2 IDG ON MEL 24-21-01. RETURNED TO SERVICE. MEL CLEARED 8/30 BY TROUBLESHOOTING IDG 2 OFF BUS BEFORE TAKEOFF. (FAULT CODE: 24210062GU2). PER E175 FIM 24-21-00-810-840-A RECOMMENDATION, REMOVED #2 ENGINES IDG. IAW E175 AMM 24-21-01-000-801-A. INSTALLED NEW FROM STOCK IDG ON #2 ENG REF. E175 AMM 24-21-01-400-801-A. OPS TEST GOOD. NFDN. PLACARDS REMOVED. THIS CLEARS MEL. RETURNED TO SERVICE.