As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXI OUT, CREW FOUND AUTOSPOILER LIGHT ILLUMINATED AND FOUND THE LANDING GEAR ALTERNATE CONTROL CIRCUIT BREAKER OPEN. RESET CIRCUIT BREAKER, 20 TO 30 SECONDS BREAKER OPENED. FOUND LEFT WING GEAR ALTERNATE DOWN AND LOCK SENSOR TO BE AT FAULT. DEACTIVATED PER MEL AND DISPATCHED AIRCRAFT.