As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: NUMEROUS EMERGENCY LIGHTS IN CABIN ARE FLICKING. CEILING, SEAT ISLE AND DOOR EXIT LIGHTS. REPLACED EMERGENCY POWER SUPPLY UNIT 10WL (AALA202405101192) AND EMERGENCY LIGHT 204WL (AALA202405101918 ). A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.