As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF UNABLE TO GET THE A/C TO PRESSURIZE IN EITHER THE AUTO & MANUAL MODE. MANUAL PRESSURIZATION PERFORMED OPS CHECK IAW AMM 21-31-00-700-801-A OPS CHECKED GOOD. AIRCRAFT OK FOR SERVICE. REMOVED AND REPLACED DIGITAL CONTROLLER IAW AMM 21-31-01 OPS CHECK OK IAW AMM 21-31-00 .