As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 3050 - TPA-TLH - UPON POWER ADVANCE FOR TAKEOFF, THE NR 2 ENGINE PROPELLER AUTO FEATHERED. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE WITHOUT INCIDENT. REMOVED AND REPLACED NR 1 AND NR 2 TORQUE SIGNAL CONDITIONING UNIT (TSCU). REFERENCE HNAA9797552.