As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL - FLT 480 - EN ROUTE MCO-PHL - APPROXIMATELY 100 MILES SOUTH OF PHL AND DESCENDING THROUGH FL 240, CREW EXPERIENCED AN AUTO-PRESSURIZATION FAILURE ON BOTH SYSTEMS. CREW PERFORMED AN EMERGENCY DESCENT TO CONTROL THE CABIN ALTITUDE. FLIGHT CONTINUED TO PHL AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REPLACED THE CABIN PRESSURE INDICATOR PANEL AND THE CABIN PRESSURE SELECTOR PANEL. (M)