As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - CREW REPORTED WITH LANDING GEAR DOWN ON APPROACH, NOSE LANDING GEAR UNSAFE INDICATION LIGHT. EMERGENCY DECLARED FLIGHT LANDED LAX WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED PROXIMITY SWITCH ELETRICAL BOX AND CLEANED R5-154 AND R5-1155 CONNECTOR. SYSTEM GROUND CHECK NORMAL OPERATION.