As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B777-33-3-7015 - CABIN R3 DOOR OVERHEAD PANEL EMER LT BATT (M33401) CAPACITY CHECK FAIL. TRANSFER REF.NON-ROUTINE HX NRC WO.3614481 AND ORIGINATED BY EMP V920591. CABIN R3 DOOR OVERHEAD PANEL EMER LT BATT (M33401) REPLACED AND TEST NORMAL AS PER AMM 33-51-06.