As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLT 2690 THE CREW REPORTED THE PRESSURIZATION WAS INOPERATIVE IN BOTH MANUAL AND AUTO. THE AIRCRAFT DIVERTED INTO ORD AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE DIGITAL PRESSURZATION CONTROLLER. OPERATIONAL CHECKS WERE GOOD.