As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH INTO AUS, NOSE LANDING GEAR GREEN DOWNLOCK LIGHT DID NOT ILLUMINATE AFTER GEAR EXTENSION. CREW REQUESTED EMERGENCY EQUIPMENT ON STANDBY AS A PRECAUTION. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NOSE GEAR DOWNLOCK SWITCH. OPERATIONAL CHECK NORMAL. AIRCRAFT LANDED WITHOUT INCIDENT.