As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT THE BEGINNING OF TAKE-OFF ROLL, BOTH EICAS SCREENS BLINKED THEN WENT BLANK. T/O POWER WAS APPLIED AT 50 AT TIME OF SCREEN GOING BLANK. BOTH SCREENS WERE BLANK FOR 2-3 SECONDS. FOUND LT EICAS COMPUTER AT FAULT. REMOVED AND REPLACED SAME PER M/M AND INSTALLED SOFTWARE. LT/RT EICAS GROUND SYSTEMS CHECKS NORMAL.