As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR AND RIGHT GEAR DOWN AND LOCKED (GREEN) LIGHTS DID NOT COME ON UPON GEAR EXTENSION. EXECUTED MISSED APPROACH. CHANGED 4 LIGHT BULBS IN 2 IND. CYCLED GEAR BACK DOWN WITH GOOD IND. LANDED UNEVENTFULLY. *S/D* PER CREW REPORT SYSTEM OPERATIONAL CHECK NORMAL.