As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RAPID LOSS OF CABIN PRESS AT FL 350, OUTFLOW VLV IN NORMAL AND WERE FIXED THERE USING MANUAL CONTROL PRESS CONTROL. SYSTEM SEEMED NORMAL PASSENGERS OXY SYSTEM ACTIVATED AUTO ON X/FEED. VALVE CLOSED NR 3 HP VLV WAS LATCHED. NOISE REPORTED AT ROW 45. FOUND C2 DOOR SEAL BLOWN OUT AT TOP OF DOOR.