As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HLN-ON FLIGHT NUMBER 2323, AT FL250 ENCOUNTERED MODERATE TURBULENCE FROM MOUNTAIN WAVE ACTIVITY. FUSELAGE DOOR WARNING LIGHT ILLUMINATED AND SYSTEMS PAGE SHOWED A RED AFT PASSENGER SERVICE DOOR ON CAPTAINS SIDE. COMPLIED WITH EMERGENCY CHECKLIST. CLEANED ICE/WATER/DEBRIS FROM PROXIMITY SENSOR. OPEN AND CLOSED DOOR 3-4 TIMES. SYSTEM OPERATIONAL CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.