As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: DURING INSPECTION FOUND 1ST CLASS EMERGENCY LIGHTS (AISLE) INOPERATIVE INCLUDING BOTH EXIT SIGNS AND EMERGENCY LIGHTS ON BOTH DOORS 1L AND 2R. REPLACED EMERGENCY POWER SUPPLY UNIT 10WL BATTERY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-38.