As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B777-33-3-7015 M33424DR L1 EMER. LIGHTING BATT. PACK CAPACITY FUNCTIONAL TEST FAIL. TRANSFER NON-ROUTINE L/P 9130497 AND ORIGINATED BY V935381 M33424 DR L1 EMER LIGHT POWER SUPPLY AND BATTERY REPLACED AND TESTED NORMAL AS PER AMM 33-51-06 ADD EMP:V896958 M33424 DR L1 EMER LIGHT POWER SUPPLY AND BATTERY REPLACED AND TESTED NORMAL AS PER AMM 33-51-06 ADD EMP:V896958 IDT INSP APPROVED BY HX102640