As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO PRESSURIZE AIRCRAFT USING AUTO AND STANDBY MODE USING ENG PNEUMATICS AND BOTH PACKS. FWD OUTFLOW CLOSED LIGHT AND AUTO FAILED LIGHT WAS ON. *S/D* CABIN PRESSURE CONTROLLER FAILED. REPLACED CONTROLLER AND CABIN PRESSURE SELECTOR PANEL, OPS CHECK GOOD.