As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: WHILE PERFORMING OPERATIONAL CHECKS OF CIDS PER AMM 23-73-00-740-005. FOUND TWO FAULTS - EPSU INT LOAD AFT L AND EPSU INT LOAD EMER L. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT BATTERIES AT POSITIONS 11WL (AALA202605204190) AND 13WL (AALA202605207178) PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WAS ACCOMPLISHED WITH NO FAULTS NOTED.