What was found
STATIC TAKEOFF, AFTER 4 SECONDS OF TAKEOFF ROLL, RECEIVED 2 AMBER REV ON FLIGHT MODE INDICATOR. CAS MESSAGES FADEC REV ADC L/R ALSO RECEIVED. NOTICED WHEN STARTING NR 2 ENGINE, MOMENTARILY RECEIVED AMBER REV ON LT OPPOSITE SIDE FLIGHT MODE INDICATOR. DISCONNECTED AND CONNECTED ACFT BATTERIES. PERFORMED 2 ENGINE STARTS ON BOTH ENGINES. ADVANCED THROTTLES TO TAKE-OFF POWER FOR 30 SECONDS ON EA RUN. ALL ENGINE PERAMETERS NORMAL, NO EICAS MESSAGES. NO DEFECTS NOTED. RAN ENGINES IAW MM 71-00-00. ALL CHECKED GOOD.