As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AFTER TAKEOFF E-1 WASN'T REACHING TARGET N1 DURING THRUST LEVER SPLIT AND A/T KICKED OFF. CREW TURNED ON A/T AGAIN AND ALL WAS NORMAL AT THAT POINT. NO EMERGENCY DECLARED. MAINTENANCE REMOVED AND REPLACED E-1 FADEC PER EMB AMM, OPS CHECK GOOD.