As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL AT APPROX. 90KTS A MASTER CAUTION (AMBER ALERT) WAS TRIGGERED BY THE NR 1 GENERATOR DROPPING OFFLINE, FOLLOWED SHORTLY BY A MASTER WARNING (RED ALERT) TRIGGERED BY LOW OIL PRESSURE ON THE NR 1 ENGINE. THE CALL WAS MADE TO CONTINUE INTO THE AIR, AN EMERGENCY WAS DECLARED AND THE ENGINE WAS SECURED. THE CREW REPORTED THAT AT THE TIME OF THE MASTER WARNING N1 WAS AT 14% AND THE TGT WAS AT 990 DEGREES. THE ENGINE WAS CHANGED AND IS AWAITING INSPECTION.