As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRESSURIZATION AUTO FAIL AT FL190 AND CAB ALT WARNING CAB ALT 10000 AND RAN PRESS AUTO FAIL QRH COULDNT PRESSURE DOWN IN MAN MODE. DESCENDED TO FL 010 AND SELECTED PRESS DUMP BUTTON. C/A-DEFERRED CABIN PRESSURIZATION AUTO/MANUAL MODES M PROCEDURES C/W MEL 21-19 AUTH 030252DM-C. C/W PRESSURIZATION CONTROL SYS. TEST BOTH AUTO AND MANUAL MODE IAW MM 21-31-00. OPS CHECK GOOD. NO DEFECTS NOTED. MEL ITEM RESTORED.