As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING THE TAKEOFF ROLL, THE NR 2 DC GENEERATOR CAUTION LIGHT ILLUMINATED INDICATING A GENERATOR FAILURE. THE FLIGHT CREW REJECTED THE TAKEOFF AND TAXIIED THE AIRCRAFT BACK TO THE GATE. MAINTENANCE REPLACED THE NR 2 DC STARTER/GENERATOR AND ALL FURTHER CHECKS WERE COMPLETED PRIOR TO RELEASING THE AIRCRAFT TO SERVICE.