As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TEST FOUND DOOR L3 (M33406) EMERGENCY LT CAN NOT STAY ON FOR 15 MINUTES REFER HAECO NON-ROUTINE NO.9494654 - ORIGINATED BY EMP V 905359 SPEC NO.B777-33-3-7019 REPLACED EMERGENCY LT BATT PACK AT DORO L3(M33406) AND TESTED FO UND NORMAL PER AMM 33-51-06-960-802 REV 96,PERFORMED BY EMP V905 359,IDT BY V905466.(ON PN ADD717-01-100 SN 297123;OFF PN D717-01 -100 SN 317944)