As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF, OXYGEN MASKED DROPPED DOWN MID CLIMB. PLACED AFT GALLEY O2 MODULE ON MEL 35-21-01D M PROCEDURES C/W PLACARD INSTALLED AC OK FOR SVC. REMOVED AND REPLACED EMERGENCY OXYGEN CONTAINER OVER L1 DOOR PER A320 AMM 35-21. OPERATIONAL TEST GOOD. M PROCEDURES AND PLACARD REMOVED. (LP: 1149577)