As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOFEATHER SELECT BUTTON WILL NOT TEST WITH THE CAUTION ADVISORY TEST. PERFORMED GVI AND FOUND C/B F3 POPPED,"CAUTION ADV." NO HISTORY OF CIRCUIT BREAKER F3 WAS FOUND WITHIN THE LAST 14 DAYS. RESET CIRCUIT BREAKER IAW GPM 9.2.2 LAMP CHECKED GOOD. AUTOFEATHER TEST GOOD. NO OTHER DEFECTS NOTED. CIRCUIT BREAKER REMAINS SET. RETURNED TO SERVICE.