As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAINTENANCE REPORTED THE EMERGENCY LIGHTS AT SEAT ROWS 1L, 4L AND OVERHEAD PANELS AT ROW 1 AND ROW 5 ARE INOP. MAINTENANCE REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT AND EMERGENCY BATTERY PACK AT L1 DOOR IAW AMM 33-51-38. OPS CHECK GOOD.