As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AN APPROACH, EXTENDED GEAR & DID NOT GET THE LOCKED SAGE LIGHT. CREW FOLLOWED THE EMER CHECKLIST & USED THE EMER EXTEND TO ENSURE THE GEAR WAS DOWN & LOCKED FOR LANDING. ACFT SAFELY LANDED WITH NO FURTHER ISSUE. FOUND FAILED LAMPS ON THE RT GEAR DOWN INDICATOR. LAMPS WERE REPLACED & A SATISFACTORY ROTARY TEST WAS PERFORMED.