What was found
CABIN EMERGENCY LIGHTING BATTERY CAPACITY OPERATIONAL CHECK {A3NB-33-3-6013} - MOST AFT EPSU BAT FAILED TEST REMOVED AND REPLACED EPSU BAT, OPS TST GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN EMERGENCY LIGHTING BATTERY CAPACITY OPERATIONAL CHECK {A3NB-33-3-6013} - MOST AFT EPSU BAT FAILED TEST REMOVED AND REPLACED EPSU BAT, OPS TST GOOD.