As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL AS FIRST OFFICER SELECTED GEAR DOWN, THE AMBER N.DOOR AND RED NOSE LIGHTS REMAINED ILLUMINATED FOR 12-15 SECONDS BEFORE THEY EXTINGUISHED AND THE GREEN NOSE LIGHT ILLUMINATED. NOSE GEAR LAGGED BEHIND MAIN GEAR EXTENSION BY 10 SECONDS. GEAR LOCKED DOWN BY 15 SECONDS AND LANDED WITHOUT ISSUE. AIRCRAFT REMOVED FROM SERVICE. FERRIED FOR REPAIRS. CURRENTLY OUT OF SERVICE FOR REPAIRS.