As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOFEATHER SYSTEM DOES NOT ARM. ABORTED TAKEOFF AND RETURNED TO THE GATE. SYSTEM ARMED AND TESTED NORMALLY ON THE GROUND DURING TEST MODE. REPLACED POWER LEVER SWITCHES 6121-S12 AND 6121-S13. ALSO, REPLACED NR 1 AND NR 2 TORQUE SIGNAL CONDITIONERS (TSEU). OPERATIONAL CHECKS GOOD.