As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CA SIDE OXYGEN MASK TAB BROKEN SWAPPED CA SIDE OXY MASK BOX WITH OBSERVERS MASK BOT PER AMM 35-11-15. DEFFERED OBSERVERS SEAT AND MASK PER MEL 35-10-1 MOC NOTIFIED #98765 PLACARD INSTALED & MEI 25-12-A1/// REMOVED AND REPLACED OBSERVER O2 MASK IAW CRJ200 AMM 35-11-12. OPS & LEAK CHECK GOOD. MM02 UPDATED. PLACARD REMOVED. MOC #53430 NOTIFIED. THIS CLEARS THE OBSERVER SEAT MEL 25-12-1A.