As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT ABORTED T/O FOR LEFT ENG N2 OVERSPEED. ABORT SPEED 110KTS. MAINTENANCE REPORTS DISPLAY MANAGMENT COMPUTER 1 INDICATES N1 OVERSPEED, DFDR DOWNLOAD COMPLETE IAW JOB CARD 26T000031001, INDICATES NO OVERSPEED. MAINTENANCE REMOVED AND REPLACED DISPLAY MANAGMENT COMPUTER 1 (1WT1) IAW TSM 77-00-00-810-868-A AND AMM 31-63-34-400-001-A. PERFORMED CAT III LAND TEST IAW AMM 22-97-00-710-001-A. TEST OK.