As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW SELECTED GEAR HANDLE TO DOWN POSITION ON DESCENT & NO GEAR EXTENSION WAS INDICATED ON GEAR LIGHTS. ONLY THING NOTED WAS GEAR INTRANSIENT LIGHTS WHICH DENOTES GEAR DOORS HAVE DEPLOYED. CREW DECIDED TO USE EMER GEAR EXTENSION & GEAR WAS NOTED IN DOWN & LOCKED POSITION & THEN COMPLETED A NORMAL LANDING.