As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOS - FLT 156 - LEFT GEN FAILED WOULD NOT RESET. REPLACE IDG AND TRIED GCU, NO HELP. SERVICED IDGS AND APU PER MPM24-01. IDG DISCONNECTED. BPCU FAULTS CT LOOP GND DP TRIP. MAIN BUS OVER LAP. GEN IFDR. REPAIRED T1/T2/AND T3 IDG LEADS WITH SPLICES AS EPR WIRING REPAIR DOCUMENT INSTALLED ALL LEADS TO IDG TO BE OPS CHECKED. ACCOMPLISHED OPS CHECK OF LEFT ENGINE GENERATOR. (M)