As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE LANDING GEAR WOULD NOT CYCLE UP AND RED TRANSIENT 'A' AND 'B' LIGHTS STAYED ON. JACKED AIRCRAFT AND INSPECTED GEAR DOORS AND LATCHING MECHANISMS, FOUND NO DEFECTS. CYCLED GEAR NUMEROUS TIMES IN HANGER, ALL CHECKS NORMAL. DID FIND LANDING GEAR LT HAND DOOR LATCH DISCONNECTED AFTER GOING BACK TO GATE AND INSPECTING. DOOR WAS HANGING DOWN. RELATCHED DOOR.