As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKE OFF NR 1 GEN HAD NO FREQ AND LOW VOLT ON ENGINE DISCONNECTED GENERATOR. ON TAKE OFF TOWER WAS TOLD THAT NR 1 ENGINE HAD A TAIL PIPE FIRE. ENGINE SHUT DOWN, AIRCRAFT RETURNED TO BLOCKS AND TRIED TO ROTATE N1 FAN NO ROTATION, TRIED TO MOTOR ENGINE N2 INDICATION BUT NO N1 ROTATION, NO FIRE WARNING OR OTHER INDICATION IN COCKPIT. WORK IN PROGRESS AS ADDITIONAL INFORMATION IS AVAILABLE IT WILL BE PROVIDED.