As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANGING GEAR CONTROL & INTERFACE UNIT (LGCIU) 1 & 2 FAULT. PILOT DECLARED EMERGENCY BECAUSE POSITIVE GEAR DOWN LOCK COULD NOT BE ABSOLUTELY DETERMINED. AIRCRAFT LANDED AND TAXIED TO THE GATE WITHOUT FURTHER INCIDENT. MULTIPLE COMPONENTS REMOVED AND REPLACED. TEARDOWN REPORTS INDICATED NO FAULTS FOUND.