As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAT - CREW REPORTED ON DESCENT LANDING GEAR DOOR WARNING LIGHT ILLUMINATED. LANDING GEAR DOORS WERE EXTENDED MANUALLY. EMERGENCY DECLARED FLIGHT LANDED SAT WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED GEAR UP AND DOOR LATCH PROXIMITY SENSOR AND RIGHT MAIN GEAR DOOR OPEN PROXIMITY SENSOR. SYSTEM GROUND CHECK NORMAL OPERATION.