As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER T/O AT 700 FT NR 2 PROP WENT INTO FEATHER. PILOT SHUTDOWN NR 2 ENGINE, DECLARED EMERGENCY, RETURNED TO FIELD (PIT) SAFELY. MAINT CREW FOUND THAT NR 2 TORQUE SIGNAL CONDITIONER FAILED. REMOVED AND REPLACED NR 2 TSCU. PERFORMED A TEST FLIGHT. TEST FLIGHT GOOD. RETURNED TO SERVICE.