As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B777-33-3-7015-RT DR2 M33098 EMERGENCY POWER SUPPLY BATTERY PACK CAPACITY FUNCTIONAL TEST FAIL, REF NR LP 9130433 DR 2R M33098 EMERGENCY LIGHT POWER SUPPLY BATTERY AND CHARGER REPLACE D AND TESTED NORMAL, AS PER AMM 33-51-06 ATTACHED FORM 44-0008 ITEM 1-2 ACCOMPLISHED.