As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAULT - FOUND THE UPPER DECK DOOR LEFT AND RIGHT EMERGENCY BATTERY TEST FAIL (REPLACE) I.A.W AMM 52-23-14-004-001 AND AMM 52-23-14-404-005 REV.107.00 REPLACED THE UPPER DECK DOOR LEFT AND RIGHT EMERGENCY BATTERY (M7037 AND M7038). I.A.W AMM 52-23-14-404-005 REV.107.00 PERFORMED NEW BATTERY PACK INSTALLATION TEST , RESULT WAS SATISFACTORY. PAPER FINAL INSPECTION COMPLETED. ALL PAPERWORK C/W