As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OHAR EMERGENCY LIGHT CAN NOT STAY ON FOR 15 MINUTES REF TO HAECO NON-ROUTINE NO. 9445060, ORIGINATED BY EMP V905507, SPEC NO. B777-33-3-7015. PERFORMED BY EMP V905504, REPLACED OHAR EMERGENCY BATTERY PACK REF TO AMM 33-51-06-960-802 REV 92 AND TEST ''OK''. IDT BY EMP V905459.