As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED, THAT THEY WERE UNABLE TO GET A NOSE GEAR DOWN INDICATION. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LANDING GEAR CONTROL UNIT AND PERFORMED LANDING GEAR EXTENSION AND RETRACTION CHECKS. AIRCRAFT WAS RELEASED FOR SERVICE.