As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT: 5402 PBI/FL - AFTER TAKEOFF, CANNOT SILENCE LANDING GEAR WARNING HORN WITH LANDING GEAR UP AND POWER LEVERS REDUCED. CLEANED LANDING GEAR HORN SILENCE SWITCH PERFORMED NUMEROUS OPERATIONAL CHECKS OF LANDING GEAR. COULD NOT DUPLICATE OPERATIONAL CHECK GOOD.