What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY CEILING LIGHTS AT ROWS 13, 14, 15 RIGHT FAILED CAPACITY CHECK. REMOVED AND REPLACED BATTERY PACK PER ID# M33099 OPERATIONS CHECK GOOD PER B777 AMM 33-51-06.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY CEILING LIGHTS AT ROWS 13, 14, 15 RIGHT FAILED CAPACITY CHECK. REMOVED AND REPLACED BATTERY PACK PER ID# M33099 OPERATIONS CHECK GOOD PER B777 AMM 33-51-06.