What was found
MYR - FLT 1706 - STAIRWAY DOOR LIGHT CAME ON APPROXIMATELY 1 HOUR INTO FLIGHT, BUT DID EXTINGUISH PRIOR TO LANDING. (2ND OCCURRENCE). TRANSFERRED TO DMI LOG, DMI NR 00574, FORWARD AIRSTAIR DOOR LGIHT PER MEL 33-17 (CAT C). FORWARD AIRSTAIR VERIFIED CLOSED AND LOCKED. DISPATCH NOTIFIED DTW MAINTENANCE CONTROL. (X)