As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TOP OF CLIMB, RED GEAR WARNING LIGHT ON FORWARD PANEL ON WITH GEAR HANDLE UP AND NORMAL HYDRAULICS. FEO'S ANNUNCIATOR LIGHT SHOWS NOSE GEAR DOWN AND LOCKED IN PRIMARY AND ALTERNATE. CLEANED SWITCHES, PERFORMED OPERATIONAL CHECK OF NOSE GEAR, SYSTEM CHECKED NORMAL. DEFFERED PRIMARY SWITCH PER MEL.