As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON INITIAL POWER UP OF THE AIRCRAFT, A FLAP CONTROL FAULT CAME ON AND WOULD NOT RESET UNTIL THE BIT AND THE PST BUTTONS WERE PUSHED. REMOVED AND REPLACED VERSION II FCU AND ANNUNCIATOR UNIT WITH SERVICEABLE VERSION I FCU AND ANNUNCIATOR UNIT. OPS CHECK GOOD.