As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOSS OF PRESSURIZATION OCCURRED ON DESCENT INTO BDL. NORMAL PRESSURE WAS REGAINED USING MANUAL OPERATION, HOWEVER, OXYGEN MASKS WERE DEPLOYED THROUGHOUT CABIN. AIRCRAFT LANDED SAFELY WITHOUT INCIDENT. REPLACED OUTFLOW VALVE ACTUATOR. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.