As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOFEATHER FAILED TO ARM WITH POWER LEVERS IN THE RATING DETENT. REJECTED TAKEOFF AT 75 KNOTS. REMOVED FROM SERVICE. INTERROGATED CDS, NO FAULTS RECORDED. PERFORMED AUTOFEATHER TEST IAW AMM TASK 61-20-00-710-810. TEST PASSED. A/C OK FOR CONTINUED SERVICE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.