As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. MULTIPLE EMERGENCY LIGHTS ON SEATS LEFT SIDE OF AIRCRAFT INOPERATIVE AND EXIT SIGN AT L3 DOOR INOPERATIVE. FOUND EMERGENCY POWER SUPPLY UNIT 11WL BAD. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT (AALA202010099010) 11WL AND BATTERY, PER AMM 33-51-38.