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 R3 EMER PWR SUPPLY M33404 BATTERY CAPACITY CHECK FAIL - TRANSFER REFER NON-ROUTINE WO.933072 AND ORIGINATED BY V898181 DR R3 M33404 EMER LIGHT BATTERY REPLACED AND TESTED NORMAL AS PER AMM 33-51-06 WORK ACCOMPLISHED BY MECH V898181 AND INSPECTED BY V896958 IDT INSPECTED OKAY BY HX 209496 ADD EMP:V898173