As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR DISAGREE AFTER TAKEOFF. RECEIVED NOSE DOOR OPEN WARNING & DOOR AURAL WARNING, NLG REMAINED GREEN. COMPLIED WITH QRH, NORMAL GEAR INDICATION AFTER SELECTING EMER GEAR DOWN, NWS INOPERATIVE APPEARED. AFTER LANDING NWS RESET WITH NO FAILURES AFTERWARD. REMOVED & REPLACES THE NLG SHOCK STRUT ASSEMBLY.