As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 698 - GSO-LGA - AFTER TAKEOFF FROM GSO WHEN LANDING GEAR WAS RETRACTED, THE FOLLOWING MESSAGES APPEARED ON THE MULTI-FUNCTION DISPLAY; NOSE LG UNSAFE, RT MAIN LG UNSAFE, LT MAIN LG UNSAFE. GEAR WAS RECYCLED THREE TIMES WITH SAME INDICATION EACH TIME. FLIGHT RETURNED TO GSO WITH GEAR DOWN. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LANDING GEAR SELECTOR ASSEMBLY PANEL. (M)