As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA FLIGHT NR 2316: NR 2 ENGINE TAKES 32-34 SECONDS TO TRANSITION FROM FEATHER TO DISC. ALL OTHER INDICATIONS NORMAL. MAINTENANCE C/W THE FUNCTIONAL TEST OF THE PROPELLER TIME TO UNFEATHER ON NR 2 ENGINE PER Q400 AMM TASK 61-20-00-720-801. TIME TO UNFEATHER IS 24 SECONDS, WITHIN LIMITS. NO OTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.