As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CABIN PRESSURE LOST. CABIN CLIMBING AT 1000 FPM. CREW USED THEIR OXYGEN MASK, DECLARED AN EMERGENCY, AND STARTED AN EMERGENCY DESCENT. AUTO PRESSURIZATION MODE FOUND INOPERATIVE. PERFORMED OPS AND FUNCTIONAL TEST OF THE CABIN PRESSURE CONTROLLERS IAW AMM 21-31-04 AND OPS CHECK OF CABIN PRESSURE CONTROL PANEL IAW AMM 21-33-01. ALL OPS AND FUNCTIONAL CHECKS CHECKED GOOD.