As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT LANDED UNDER AMBER ALERT DUE TO NOSE GEAR SAFE LIGHT NOT ILLUMINATED AND UNSAFE LIGHT IS ILLUMINATED WITH GEAR HANDLE DOWN. SUPPLEMENTAL DATA UPDATE NOSE LANDING GEAR M1214 GEAR DOWN SWITCH (CARD) FAILED. REPLACED THE NOSE GEAR DOWN SWITCH M1214 (LOGIC CARD).