As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 0698 - PRES/DIV/DE - TO JAX DUE TO DUAL BLEED TRIP AND SUBSEQUENT PRESSURIZATION ISSUES. PERFORMED EMERGENCY DESCENT. PASSENGER OXYGEN MASKS DEPLOYED. CORRECTIVE ACTION: REPLACED LT ENGINE HIGH STAGE VALVE, HIGH PILOT CONTROLLER AND 450 DEG OVER TEMP LIMIT SENSOR. C/W NO GO ODI PREVENTION LOGS, SINGLE PACK PRESSURIZATION CONFIDENCE CHECK AND ADDITIONAL MTC LOGS.