As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT TEST FOUND M33098 EMERGENCY LIGHT BATTERY POOR CAPACITY REF HAECO NON-ROUTINE NO.9458595 - ORIGINATED BY EMP V905449 SPEC NO.B777-33-3-7019 PERFORMED BY EMP V905449, REPLACED THE M33098 EMERGENCY LIGHT BATTERY AND PERFORM BATTERY PACK CAPACITY CHECK FOUND NORMAL REF AMM 33-51-06-960-802 REV.92A AND AMM 33-51-06-200-801 REV.92A. IDT BY EMP V907747. ADD EMP:V905449