As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT GEN OFF LIGHT ON IN FLT. P6-4 RH FUEL BOOST CB POPPED. CREW REPORTED HAPPENED JUST AFTER RT GENERATOR TRIPPED. RAN BOTH PUMPS WHILE DOING ENGINE RUN FOR GENERATOR CHANGE. OPS CHECKED NORMAL. REPLACED IDG AND GCU PER MM. RAN NR 2 ENG AND OPS NORMAL.