As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B777-33-3-7019 DR R2 M33098 EMER LIGHT BATTERY CAPACITY CHECK FAIL. TRANSFER REF.NON-ROUTINE HX NRC WO.3012718 AND ORIGINATED BY EMP DR R2 M33098 EMER LT BATTERY PACK REPLACED AND INSTALLATION TEST CARRIED OUT WITH NORMAL RESULT AS PER AMM 33-51-06. WORK ACCOMPLISHED BY MECHANIC INSPECTED BY IDT INSPECTED OKAY BY