As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R3 DOOR EMERGNECY LIGHT BATTERY M33401 INOPERATIVE REF TO HAECO NON-ROUTINE NO.9473717, SPEC NO. B777 -33-3-7019. - R3 DOOR BATTER Y PACK M33401 REPLACED AND CARRIED OUT NEW BATTERY PACK TEST FOU ND ''NORMAL'' AS PER AMM 33-51-06-960-802 REV 99.