What was found
PAJN - ON DEPARTURE FROM JUNEAU, EXPERIENCED VIBRATION AND NOISE FROM THE NOSE. AFTER GEAR RETRACTION, ALL GEAR INDICATIONS IN COCKPIT NORMAL. LANDING GEAR WAS EXTENDED AND RETRACTED IN FLIGHT, WITH NO CHANGE TO NOTED VIBRATION AND NOISE. ANCHORAGE CENTER ADVISED OF RETURN TO JUNEAU. APPROACH AND LANDING WAS UNEVENTFUL. FOUND RIGHT NOSE GEAR DOOR TO BE OPENED ON LANDING. DE-ICED AIRCRAFT AND CLEARED ICE FROM NOSE GEAR DOORS. RECYCLED RT AND LT NOSE GEAR DOORS. FUNCTION CHECK NORMAL. (M)