As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROACHING V1, EXPERIENCED PARTIAL LOSS OF ELECTRICAL POWER WITH ARCHING AND SMOKE FROM LOWER P6 PANEL. ABORTED TAKEOFF AND RETURNED TO BLOCKS. NR 1 GEN BKR AND FIELD RELAY TRIPPED AND NR 1 DIFFERENTIAL FAULT ILLUMINATED. ARCHING AND SMOKE CONTINUED UNTIL NR 1 ENGINE SHUTDOWN. FOUND SEVERAL WIRES SEVERED BY HEAT. REPLACED WIRES, OPS CHECKED GOOD IAW M/M 24-54-0.