As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, CABIN ALTITUDE WARNING HORN SOUNDED. DESCENDED TO 11,000 FT, MASKS DID DEPLOY AND WERE USED. REMOVED AND REPLACED AFT CARGO DOOR PRESS SEAL. RESEALED AFT ENTRY DOOR SCUFF PLATE, RETORQUED AND RESEALED NR 1 COCKPIT WINDOW, CLEANED AFT SVC DOOR UPPER HINGE SEAL. OPS CHECKED GOOD PER MM.