What was found
PER INBOUND CREW, LEFT BUSS TRIPPED ON THROTTLE ADVANCE DURING T/O. RESET AS REQUIRED. ITEM HAS HISTORY. DUE HISTORY OF THIS FAULT, THIS ITEM IS GENERALLY CAUSED BY A DEFECTIVE IDG. SUSPECT IDG INSTALLED BY PREVIOUS STATION FOR ANOTHER TYPE FAULT, NEEDS RPL. NO TIME TO T-S. IDG DISCONNECTED PER MEL AND APU SERVICED TO FULL PRIOR TO DEPARTURE. IDG REPLACED. AFTER TROUBLESHOOTING AND LOOKING AT HISTORY. REPLACED GCU AND OPS CHECK LEFT IDG. OPS OKAY.